IDEAS home Printed from https://ideas.repec.org/e/pgu174.html
   My authors  Follow this author

Pablo A. Guerron

Personal Details

First Name:Pablo
Middle Name:A.
Last Name:Guerron
Suffix:
RePEc Short-ID:pgu174
[This author has chosen not to make the email address public]
https://sites.google.com/site/pabloaguerronquintana/

Affiliation

(90%) Department of Economics
Boston College

Chestnut Hill, Massachusetts (United States)
http://www.bc.edu/economics/
RePEc:edi:debocus (more details at EDIRC)

(10%) Facultad de Ciencias Sociales y Humanísticas
Escuela Superior Politécnica del Litoral (ESPOL)

Guayaquil, Ecuador
http://www.fcsh.espol.edu.ec/
RePEc:edi:feespec (more details at EDIRC)

Research output

as
Jump to: Working papers Articles Software Chapters

Working papers

  1. Thorsten Drautzburg & Jesús Fernández-Villaverde & Pablo A. Guerrón-Quintana & Dick Oosthuizen, 2024. "Filtering with Limited Information," NBER Working Papers 32754, National Bureau of Economic Research, Inc.
  2. Pablo Guerrón-Quintana & Alexey Khazanov & Molin Zhong, 2023. "Financial and Macroeconomic Data Through the Lens of a Nonlinear Dynamic Factor Model," Finance and Economics Discussion Series 2023-027, Board of Governors of the Federal Reserve System (U.S.).
  3. Pablo A. Guerron-Quintana & Tomohiro Hirano & Ryo Jinnai, 2022. "Bubbles, Crashes, and Economic Growth: Theory and Evidence," Discussion Papers 2215, Centre for Macroeconomics (CFM).
  4. Ryan Chahrour & Vito Cormun & Pierre De Leo & Pablo Guerron-Quintana & Rosen Valchev, 2021. "Exchange Rate Disconnect Revisited," Boston College Working Papers in Economics 1041, Boston College Department of Economics, revised 12 May 2023.
  5. Grey Gordon & Pablo Guerrón-Quintana, 2021. "Public Debt, Private Pain: Regional Borrowing, Default, and Migration," Working Paper 21-13, Federal Reserve Bank of Richmond.
  6. Pablo A. Guerron-Quintana & Tomohiro Hirano & Ryo Jinnai, 2021. "Bubbles, Crashes, and Ups and Downs in Economic Growth: Theory and Evidence," Discussion Papers 2119, Centre for Macroeconomics (CFM).
  7. Thorsten Drautzburg & Jesús Fernández-Villaverde & Pablo Guerrón-Quintana, 2020. "Bargaining Shocks and Aggregate Fluctuations," Working Papers 20-11, Federal Reserve Bank of Philadelphia.
  8. Jesús Fernández-Villaverde & Pablo A. Guerrón-Quintana, 2020. "Estimating DSGE Models: Recent Advances and Future Challenges," NBER Working Papers 27715, National Bureau of Economic Research, Inc.
  9. Jesús Fernández-Villaverde & Pablo A. Guerrón-Quintana, 2020. "Uncertainty Shocks and Business Cycle Research," NBER Working Papers 26768, National Bureau of Economic Research, Inc.
  10. Nils M. Gornemann & Pablo Guerrón-Quintana & Felipe Saffie, 2020. "Exchange Rates and Endogenous Productivity," International Finance Discussion Papers 1301, Board of Governors of the Federal Reserve System (U.S.).
  11. Pablo A. Guerron-Quintana & Ryo Jinnai, 2019. "On Liquidity Shocks and Asset Prices," Bank of Japan Working Paper Series 19-E-4, Bank of Japan.
  12. Grey Gordon & Pablo Guerrón-Quintana, 2019. "On Regional Borrowing, Default, and Migration," Working Paper 19-4, Federal Reserve Bank of Richmond.
  13. Pablo A. Guerron-Quintana & Tomohiro Hirano & Ryo Jinnai, 2019. "Recurrent Bubbles and Economic Growth," CARF F-Series CARF-F-457, Center for Advanced Research in Finance, Faculty of Economics, The University of Tokyo.
  14. Grey Gordon & Pablo Guerron-Quintana, 2018. "On Regional Borrowing, Migration, and Default," 2018 Meeting Papers 305, Society for Economic Dynamics.
  15. Pablo A. Guerron-Quintana & Tomohiro Hirano & Ryo Jinnai, 2018. "Recurrent Bubbles, Economic Fluctuations, and Growth," Bank of Japan Working Paper Series 18-E-5, Bank of Japan.
  16. Fernández-Villaverde, Jesús & Drautzburg, Thorsten & Guerron-Quintana, Pablo A., 2017. "Political Distribution Risk and Aggregate Fluctuations," CEPR Discussion Papers 12187, C.E.P.R. Discussion Papers.
  17. Pablo Guerron-Quintana & Jesus Fernandez-Villaverde & Thorsten Drautzburg, 2017. "Political Distribution Risk and Business Cycles," 2017 Meeting Papers 1201, Society for Economic Dynamics.
  18. Pablo Guerrón-Quintana & Molin Zhong, 2017. "Macroeconomic Forecasting in Times of Crises," Finance and Economics Discussion Series 2017-018, Board of Governors of the Federal Reserve System (U.S.).
  19. Pablo Guerron-Quintana & Felipe Saffie & Nils Mattis Gornemann, 2016. "Endogenous Productivity, Exchange Rates, and Sudden Stops," 2016 Meeting Papers 1490, Society for Economic Dynamics.
  20. Pablo Guerron-Quintana & Atsushi Inoue & Lutz Kilian, 2016. "Impulse Response Matching Estimators for DSGE Models," CESifo Working Paper Series 5730, CESifo.
  21. Pablo Guerron-Quintana & Grey Gordon, 2014. "Municipal Bonds, Default, and Migration in General Equilibrium," 2014 Meeting Papers 868, Society for Economic Dynamics.
  22. Jesus Fernandez-Villaverde & Pablo Guerron-Quintana & Juan F. Rubio-Ramirez, 2014. "Estimating Dynamic Equilibrium Models with Stochastic Volatility," Working Papers 1424, BBVA Bank, Economic Research Department.
  23. Pablo Guerrón-Quintana & Ryo Jinnai, 2014. "Lliquidity, trends, and the great recession," Working Papers 14-24, Federal Reserve Bank of Philadelphia.
  24. Grey Gordon & Pablo Guerrón-Quintana, 2013. "Dynamics of investment, debt, and default," Working Papers 13-18, Federal Reserve Bank of Philadelphia.
  25. Rubio-Ramírez, Juan Francisco & Fernández-Villaverde, Jesús & Guerron-Quintana, Pablo A. & Gordon, Grey, 2012. "Nonlinear Adventures at the Zero Lower Bound," CEPR Discussion Papers 8972, C.E.P.R. Discussion Papers.
  26. Michael Dotsey & Pablo Guerrón-Quintana, 2012. "Interest rates and prices in an inventory model of money with credit," Working Papers 13-05, Federal Reserve Bank of Philadelphia.
  27. Pablo Guerrón-Quintana, 2012. "Common and idiosyncratic disturbances in developed small open economies," Working Papers 12-3, Federal Reserve Bank of Philadelphia.
  28. Pablo A Guerron-Quintana & James M Nason, 2012. "Bayesian Estimation of DSGE Models," CAMA Working Papers 2012-10, Centre for Applied Macroeconomic Analysis, Crawford School of Public Policy, The Australian National University.
  29. Rubio-Ramírez, Juan Francisco & Fernández-Villaverde, Jesús & Guerron-Quintana, Pablo A., 2011. "Supply-Side Policies and the Zero Lower Bound," CEPR Discussion Papers 8642, C.E.P.R. Discussion Papers.
  30. Rubio-Ramírez, Juan Francisco & Fernández-Villaverde, Jesús & Kuester, Keith & Guerron-Quintana, Pablo A., 2011. "Fiscal Volatility Shocks and Economic Activity," CEPR Discussion Papers 8528, C.E.P.R. Discussion Papers.
  31. Pablo Guerrón-Quintana, 2010. "The implications of inflation in an estimated New-Keynesian model," Working Papers 10-2, Federal Reserve Bank of Philadelphia.
  32. Jesús Fernández-Villaverde & Pablo Guerrón-Quintana & Juan F. Rubio-Ramirez, 2010. "Fortune or virtue: time-variant volatilities versus parameter drifting," Working Papers 10-14, Federal Reserve Bank of Philadelphia.
  33. Rubio-Ramírez, Juan Francisco & Fernández-Villaverde, Jesús & Guerron-Quintana, Pablo A., 2010. "Fortune or Virtue: Time-Variant Volatilities Versus Parameter Drifting in U.S. Data," CEPR Discussion Papers 7813, C.E.P.R. Discussion Papers.
  34. Pablo Guerrón-Quintana, 2010. "Common factors in small open economies: inference and consequences," Working Papers 10-4, Federal Reserve Bank of Philadelphia.
  35. Rubio-Ramírez, Juan Francisco & Fernández-Villaverde, Jesús & Guerron-Quintana, Pablo A., 2010. "Reading the Recent Monetary History of the U.S., 1959-2007," CEPR Discussion Papers 7812, C.E.P.R. Discussion Papers.
  36. Kilian, Lutz & Inoue, Atsushi & Guerron-Quintana, Pablo A., 2009. "Frequentist Inference in Weakly Identified DSGE Models," CEPR Discussion Papers 7447, C.E.P.R. Discussion Papers.
  37. Uribe, Martín & Rubio-Ramírez, Juan Francisco & Fernández-Villaverde, Jesús & Guerron-Quintana, Pablo A., 2009. "Risk Matters: The Real Effects of Volatility Shocks," CEPR Discussion Papers 7264, C.E.P.R. Discussion Papers.
  38. Pablo Guerrón-Quintana, 2009. "Do uncertainty and technology drive exchange rates?," Working Papers 09-20, Federal Reserve Bank of Philadelphia.
  39. Pablo A. Guerron-Quintana, 2008. "What you match does matter: The effect of observables on DSGE," 2008 Meeting Papers 1101, Society for Economic Dynamics.
  40. Pablo A. Guerron, 2007. "What You Match Does Matter: The Effects of Data on DSGE Estimation," Working Paper Series 012, North Carolina State University, Department of Economics.
  41. Pablo A. Guerron, 2007. "The Welfare Costs of Inflation in a Micro-Founded Macroeconometric Model," Working Paper Series 013, North Carolina State University, Department of Economics.
  42. Pablo A. Guerron, 2006. "Non-Separability, Heterogeneous Labor Supply, Investment, and the Business Cycle," Working Paper Series 005, North Carolina State University, Department of Economics, revised Aug 2006.
  43. Pablo A. Guerron, 2006. "Time-Dependent Portfolio Adjustment: Yet Another Look at the Dynamics," Working Paper Series 006, North Carolina State University, Department of Economics, revised Aug 2006.
  44. Pablo A. Guerron, 2006. "Why do Central Bankers Intervene in the Foreign Exchange Market? Some New Evidence and Theory," Working Paper Series 007, North Carolina State University, Department of Economics, revised Aug 2006.

Articles

  1. Thorsten Drautzburg & Jesús Fernández-Villaverde & Pablo Guerrón-Quintana, 2022. "Politics and Income Distribution," Economic Insights, Federal Reserve Bank of Philadelphia, vol. 7(2), pages 11-18, July.
  2. Brandon Fuller & Grey Gordon & Pablo Guerrón-Quintana, 2022. "How Do Real Exchange Rates Vary in Hard and Soft Sovereign Defaults?," Richmond Fed Economic Brief, Federal Reserve Bank of Richmond, vol. 22(40), October.
  3. Jesus Fernandez-Villaverde & Pablo Guerron-Quintana, 2020. "Uncertainty Shocks and Business Cycle Research," Review of Economic Dynamics, Elsevier for the Society for Economic Dynamics, vol. 37, pages 118-166, August.
  4. Pablo A. Guerron‐Quintana & Ryo Jinnai, 2019. "Financial frictions, trends, and the great recession," Quantitative Economics, Econometric Society, vol. 10(2), pages 735-773, May.
  5. Grey Gordon & Pablo Guerron-Quintana, 2018. "Dynamics of Investment, Debt, and Default," Review of Economic Dynamics, Elsevier for the Society for Economic Dynamics, vol. 28, pages 71-95, April.
  6. Guerron-Quintana, Pablo & Inoue, Atsushi & Kilian, Lutz, 2017. "Impulse response matching estimators for DSGE models," Journal of Econometrics, Elsevier, vol. 196(1), pages 144-155.
  7. Gordon, Grey & Guerron-Quintana, Pablo A., 2017. "Asymmetric business cycles and sovereign default," Economics Letters, Elsevier, vol. 161(C), pages 116-119.
  8. Dotsey, Michael & Guerron-Quintana, Pablo A., 2016. "Interest rates and prices in an inventory model of money with credit," Journal of Monetary Economics, Elsevier, vol. 83(C), pages 71-89.
  9. Fernández-Villaverde, Jesús & Gordon, Grey & Guerrón-Quintana, Pablo & Rubio-Ramírez, Juan F., 2015. "Nonlinear adventures at the zero lower bound," Journal of Economic Dynamics and Control, Elsevier, vol. 57(C), pages 182-204.
  10. Jesús Fernández-Villaverde & Pablo Guerrón-Quintana & Keith Kuester & Juan Rubio-Ramírez, 2015. "Fiscal Volatility Shocks and Economic Activity," American Economic Review, American Economic Association, vol. 105(11), pages 3352-3384, November.
  11. Fernández-Villaverde, Jesús & Guerrón-Quintana, Pablo & Rubio-Ramírez, Juan F., 2015. "Estimating dynamic equilibrium models with stochastic volatility," Journal of Econometrics, Elsevier, vol. 185(1), pages 216-229.
  12. Jesús Fernández-Villaverde & Pablo Guerrón-Quintana & Juan F Rubio-Ramírez, 2014. "Supply-Side Policies and the Zero Lower Bound," IMF Economic Review, Palgrave Macmillan;International Monetary Fund, vol. 62(2), pages 248-260, June.
  13. Guerron-Quintana, Pablo A., 2013. "Common and idiosyncratic disturbances in developed small open economies," Journal of International Economics, Elsevier, vol. 90(1), pages 33-49.
  14. Pablo Guerron‐Quintana & Atsushi Inoue & Lutz Kilian, 2013. "Frequentist inference in weakly identified dynamic stochastic general equilibrium models: Acronyms must be spelled out in titles for indexing purposes," Quantitative Economics, Econometric Society, vol. 4(2), pages 197-229, July.
  15. Pablo Guerrón-Quintana, 2013. "The economics of small open economies," Business Review, Federal Reserve Bank of Philadelphia, issue Q4, pages 9-18.
  16. Pablo Guerrón-Quintana, 2012. "Risk and uncertainty," Business Review, Federal Reserve Bank of Philadelphia, issue Q1, pages 9-18.
  17. Guerron-Quintana, Pablo A., 2011. "The implications of inflation in an estimated new Keynesian model," Journal of Economic Dynamics and Control, Elsevier, vol. 35(6), pages 947-962, June.
  18. Guerron Pablo A & Grennes Thomas J & Leblebicioglu Asli, 2011. "Economic Development and Heterogeneity in the Great Moderation among the States," The B.E. Journal of Macroeconomics, De Gruyter, vol. 11(1), pages 1-21, July.
  19. Jesus Fernandez-Villaverde & Pablo Guerron-Quintana & Juan F. Rubio-Ramirez & Martin Uribe, 2011. "Risk Matters: The Real Effects of Volatility Shocks," American Economic Review, American Economic Association, vol. 101(6), pages 2530-2561, October.
  20. Pablo A. Guerron-Quintana, 2010. "What you match does matter: the effects of data on DSGE estimation," Journal of Applied Econometrics, John Wiley & Sons, Ltd., vol. 25(5), pages 774-804.
  21. Thomas Grennes & Pablo Guerron-quintana & Asli Leblebicioglu, 2010. "Economic Development and Volatility among the States," Economics Bulletin, AccessEcon, vol. 30(3), pages 1963-1976.
  22. Jesús Fernández-Villaverde & Pablo Guerrón-Quintana & Juan F. Rubio-Ramirez, 2010. "Reading the recent monetary history of the United States, 1959-2007," Review, Federal Reserve Bank of St. Louis, vol. 92(May), pages 311-338.
  23. Guerron-Quintana, Pablo A., 2009. "Money demand heterogeneity and the great moderation," Journal of Monetary Economics, Elsevier, vol. 56(2), pages 255-266, March.
  24. Guerron-Quintana, Pablo A., 2008. "Refinements on macroeconomic modeling: The role of non-separability and heterogeneous labor supply," Journal of Economic Dynamics and Control, Elsevier, vol. 32(11), pages 3613-3630, November.

Software components

  1. Grey Gordon & Pablo Guerron-Quintana, 2017. "Code and data files for "Dynamics of Investment, Debt, and Default"," Computer Codes 14-216, Review of Economic Dynamics.

Chapters

  1. Pablo A. Guerrón-Quintana & James M. Nason, 2013. "Bayesian estimation of DSGE models," Chapters, in: Nigar Hashimzade & Michael A. Thornton (ed.), Handbook of Research Methods and Applications in Empirical Macroeconomics, chapter 21, pages 486-512, Edward Elgar Publishing.

More information

Research fields, statistics, top rankings, if available.

Statistics

Access and download statistics for all items

Rankings

This author is among the top 5% authors according to these criteria:
  1. Average Rank Score
  2. Number of Works
  3. Number of Distinct Works, Weighted by Simple Impact Factor
  4. Number of Distinct Works, Weighted by Recursive Impact Factor
  5. Number of Distinct Works, Weighted by Number of Authors and Simple Impact Factors
  6. Number of Distinct Works, Weighted by Number of Authors and Recursive Impact Factors
  7. Number of Citations
  8. Number of Citations, Discounted by Citation Age
  9. Number of Citations, Weighted by Simple Impact Factor
  10. Number of Citations, Weighted by Simple Impact Factor, Discounted by Citation Age
  11. Number of Citations, Weighted by Recursive Impact Factor
  12. Number of Citations, Weighted by Recursive Impact Factor, Discounted by Citation Age
  13. Number of Citations, Weighted by Number of Authors and Simple Impact Factors
  14. Number of Citations, Weighted by Number of Authors and Simple Impact Factors, Discounted by Citation Age
  15. Number of Citations, Weighted by Number of Authors and Recursive Impact Factors
  16. Number of Citations, Weighted by Number of Authors and Recursive Impact Factors, Discounted by Citation Age
  17. Number of Registered Citing Authors
  18. Number of Registered Citing Authors, Weighted by Rank (Max. 1 per Author)
  19. Number of Journal Pages, Weighted by Recursive Impact Factor
  20. Number of Journal Pages, Weighted by Number of Authors and Recursive Impact Factors
  21. Number of Downloads through RePEc Services over the past 12 months
  22. Number of Downloads through RePEc Services over the past 12 months, Weighted by Number of Authors
  23. Euclidian citation score

Co-authorship network on CollEc

NEP Fields

NEP is an announcement service for new working papers, with a weekly report in each of many fields. This author has had 66 papers announced in NEP. These are the fields, ordered by number of announcements, along with their dates. If the author is listed in the directory of specialists for this field, a link is also provided.
  1. NEP-DGE: Dynamic General Equilibrium (44) 2006-08-26 2007-07-13 2007-07-13 2009-04-13 2009-04-25 2009-08-22 2009-11-27 2010-01-16 2010-05-02 2010-05-08 2010-05-15 2010-05-15 2011-08-22 2011-08-29 2012-02-01 2012-03-14 2012-03-21 2012-09-22 2012-09-30 2013-05-24 2013-05-24 2013-07-15 2013-12-29 2014-09-29 2014-10-13 2014-11-07 2015-01-03 2015-01-26 2015-02-05 2015-02-11 2015-12-20 2016-02-29 2016-07-02 2017-08-06 2017-08-13 2017-09-03 2018-01-15 2018-04-02 2018-08-27 2019-03-18 2020-03-16 2020-03-23 2020-09-28 2020-10-05. Author is listed
  2. NEP-MAC: Macroeconomics (44) 2006-08-26 2006-08-26 2006-08-26 2007-07-13 2007-07-13 2009-04-13 2009-04-13 2009-04-25 2009-08-22 2010-01-16 2010-01-30 2010-05-02 2010-05-08 2010-05-15 2010-05-15 2011-08-22 2011-08-22 2011-08-29 2011-11-07 2011-11-07 2011-11-14 2012-05-15 2012-05-22 2012-05-29 2013-07-15 2013-12-29 2014-09-29 2014-10-13 2014-11-07 2015-01-03 2015-01-26 2015-02-11 2015-12-20 2016-07-02 2017-08-06 2017-08-13 2017-09-03 2018-01-15 2018-04-02 2019-02-18 2019-03-18 2020-03-16 2020-03-23 2021-08-30. Author is listed
  3. NEP-CBA: Central Banking (24) 2006-08-26 2006-08-26 2006-08-26 2007-07-13 2007-07-13 2009-04-13 2009-04-13 2009-04-25 2009-10-31 2010-01-16 2010-01-30 2010-05-02 2010-05-08 2010-05-15 2010-05-15 2011-08-22 2011-08-22 2011-08-22 2011-08-29 2011-11-07 2011-11-07 2011-11-14 2012-02-01 2012-03-14. Author is listed
  4. NEP-ETS: Econometric Time Series (13) 2009-08-22 2009-11-27 2010-05-08 2012-03-14 2012-03-21 2012-09-22 2012-09-30 2013-05-24 2014-11-07 2015-01-03 2016-02-29 2016-07-02 2023-06-19. Author is listed
  5. NEP-OPM: Open Economy Macroeconomics (8) 2009-04-13 2009-10-31 2010-01-30 2012-02-01 2013-05-24 2020-10-05 2021-11-15 2024-07-22. Author is listed
  6. NEP-ORE: Operations Research (8) 2010-05-08 2012-09-22 2013-05-24 2013-07-15 2014-09-29 2015-01-03 2015-02-11 2020-09-28. Author is listed
  7. NEP-ECM: Econometrics (7) 2009-08-22 2009-11-27 2012-03-14 2012-09-22 2015-01-03 2017-02-26 2020-09-28. Author is listed
  8. NEP-MON: Monetary Economics (7) 2006-08-26 2006-08-26 2006-08-26 2007-07-13 2010-01-16 2010-05-02 2010-05-15. Author is listed
  9. NEP-BEC: Business Economics (5) 2009-04-13 2010-05-08 2010-05-15 2011-08-22 2011-08-29. Author is listed
  10. NEP-FDG: Financial Development and Growth (5) 2018-04-02 2019-03-18 2019-04-01 2023-06-19 2024-07-22. Author is listed
  11. NEP-URE: Urban and Real Estate Economics (4) 2015-02-05 2018-08-27 2019-02-18 2021-08-30
  12. NEP-CMP: Computational Economics (3) 2012-03-14 2012-09-22 2020-09-28
  13. NEP-FMK: Financial Markets (3) 2006-08-26 2006-08-26 2019-03-18
  14. NEP-HIS: Business, Economic and Financial History (3) 2010-05-02 2010-05-15 2024-07-22
  15. NEP-IFN: International Finance (3) 2006-08-26 2009-10-31 2024-07-22
  16. NEP-LMA: Labor Markets - Supply, Demand, and Wages (3) 2017-08-06 2017-09-03 2020-03-23
  17. NEP-GRO: Economic Growth (2) 2023-01-23 2023-01-23
  18. NEP-MIG: Economics of Human Migration (2) 2018-08-27 2019-02-18
  19. NEP-POL: Positive Political Economics (2) 2017-08-06 2018-01-15
  20. NEP-RMG: Risk Management (2) 2017-08-06 2017-08-13
  21. NEP-BAN: Banking (1) 2023-06-19
  22. NEP-FIN: Finance (1) 2006-08-26
  23. NEP-FOR: Forecasting (1) 2017-02-26
  24. NEP-GER: German Papers (1) 2014-09-29
  25. NEP-HPE: History and Philosophy of Economics (1) 2010-05-02
  26. NEP-INT: International Trade (1) 2020-10-05
  27. NEP-ISF: Islamic Finance (1) 2021-08-30

Corrections

All material on this site has been provided by the respective publishers and authors. You can help correct errors and omissions. For general information on how to correct material on RePEc, see these instructions.

To update listings or check citations waiting for approval, Pablo A. Guerron should log into the RePEc Author Service.

To make corrections to the bibliographic information of a particular item, find the technical contact on the abstract page of that item. There, details are also given on how to add or correct references and citations.

To link different versions of the same work, where versions have a different title, use this form. Note that if the versions have a very similar title and are in the author's profile, the links will usually be created automatically.

Please note that most corrections can take a couple of weeks to filter through the various RePEc services.

IDEAS is a RePEc service. RePEc uses bibliographic data supplied by the respective publishers.