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Roberto Ayala

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First Name:Roberto
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Last Name:Ayala
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RePEc Short-ID:pay6
Cra. 1 No. 69 23. Apt 502. Bogotá, Colombia.
(571) 5474690

Research output

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Working papers

  1. An, Mark Yuying & Ayala, Roberto A., 1996. "Nonparametric Estimation of a Survivor Function with Across-Interval-Censored Data," Working Papers 96-02, Duke University, Department of Economics.
  2. An, Mark Y. & Roberto Ayala, 1995. "A Mixture Model of Willingness to Pay Distributions," Working Papers 95-21, Duke University, Department of Economics.

Citations

Many of the citations below have been collected in an experimental project, CitEc, where a more detailed citation analysis can be found. These are citations from works listed in RePEc that could be analyzed mechanically. So far, only a minority of all works could be analyzed. See under "Corrections" how you can help improve the citation analysis.

Working papers

  1. An, Mark Yuying & Ayala, Roberto A., 1996. "Nonparametric Estimation of a Survivor Function with Across-Interval-Censored Data," Working Papers 96-02, Duke University, Department of Economics.

    Cited by:

    1. An, Mark Y. & Roberto Ayala, 1995. "A Mixture Model of Willingness to Pay Distributions," Working Papers 95-21, Duke University, Department of Economics.
    2. Mark Yuying An, 1996. "Statistical Inference of a Bivariate Proportional Hazard Model with Grouped Data," Econometrics 9611005, University Library of Munich, Germany.
    3. Mark Yuying An, 1996. "Semiparametric Estimation of Willingness to Pay Distributions," Econometrics 9611001, University Library of Munich, Germany.
    4. Ana Bedate & Luis Herrero & José Sanz, 2009. "Economic valuation of a contemporary art museum: correction of hypothetical bias using a certainty question," Journal of Cultural Economics, Springer;The Association for Cultural Economics International, vol. 33(3), pages 185-199, August.
    5. Jeongyong Kim & Karen Bandeen-Roche, 2019. "Parametric estimation of association in bivariate failure-time data subject to competing risks: sensitivity to underlying assumptions," Lifetime Data Analysis: An International Journal Devoted to Statistical Methods and Applications for Time-to-Event Data, Springer, vol. 25(2), pages 259-279, April.
    6. José Sanz & Luis Herrero & Ana Bedate, 2003. "Contingent Valuation and Semiparametric Methods: A Case Study of the National Museum of Sculpture in Valladolid, Spain," Journal of Cultural Economics, Springer;The Association for Cultural Economics International, vol. 27(3), pages 241-257, November.
    7. W. George Hutchinson & Riccardo Scarpa & Susan M. Chilton & T. McCallion, 2001. "Parametric and Non‐Parametric Estimates of Willingness to Pay for Forest Recreation in Northern Ireland: A Discrete Choice Contingent Valuation Study with Follow‐Ups," Journal of Agricultural Economics, Wiley Blackwell, vol. 52(1), pages 104-122, January.
    8. Brett Day, 2007. "Distribution-free estimation with interval-censored contingent valuation data: troubles with Turnbull?," Environmental & Resource Economics, Springer;European Association of Environmental and Resource Economists, vol. 37(4), pages 777-795, August.
    9. Hongsheng Dai & Marialuisa Restaino & Huan Wang, 2016. "A class of nonparametric bivariate survival function estimators for randomly censored and truncated data," Journal of Nonparametric Statistics, Taylor & Francis Journals, vol. 28(4), pages 736-751, October.
    10. Riccardo Scarpa & Kenneth Willis & Guy Garrod, 2001. "Estimating Benefits for Effective Enforcement of Speed Reduction from Dichotomous-Choice CV," Environmental & Resource Economics, Springer;European Association of Environmental and Resource Economists, vol. 20(4), pages 281-304, December.
    11. Nick Hanley & Bengt Kristrom, "undated". "What’s it worth? Exploring value uncertainty using interval questions in Contingent Valuation," Working Papers 2002_10, Business School - Economics, University of Glasgow.
    12. Carla Moreira & Jacobo de Uña-Álvarez, 2010. "Bootstrapping the NPMLE for doubly truncated data," Journal of Nonparametric Statistics, Taylor & Francis Journals, vol. 22(5), pages 567-583.

  2. An, Mark Y. & Roberto Ayala, 1995. "A Mixture Model of Willingness to Pay Distributions," Working Papers 95-21, Duke University, Department of Economics.

    Cited by:

    1. Lisa A. Robinson & James K. Hammitt, 2011. "Behavioral Economics and Regulatory Analysis," Risk Analysis, John Wiley & Sons, vol. 31(9), pages 1408-1422, September.
    2. Han Bleichrodt & Christophe Courbage & Béatrice Rey, 2019. "The value of a statistical life under changes in ambiguity," Post-Print halshs-02130048, HAL.
    3. Henrik Andersson & Mikael Svensson, 2014. "Scale sensitivity and question order in the contingent valuation method," Journal of Environmental Planning and Management, Taylor & Francis Journals, vol. 57(11), pages 1746-1761, November.
    4. Hammitt, James K., 2020. "Valuing mortality risk in the time of covid-19," TSE Working Papers 20-1115, Toulouse School of Economics (TSE).
    5. Adler, Matthew & Hammitt, James & Treich, Nicolas, 2012. "The Social Value of Mortality Risk Reduction: VSL vs. the Social Welfare Function Approach," LERNA Working Papers 12.08.365, LERNA, University of Toulouse.
    6. Anna Alberini, 2017. "Measuring the economic value of the effects of chemicals on ecological systems and human health," OECD Environment Working Papers 116, OECD Publishing.
    7. Hu, Wuyang, 2006. "Use of Spike Models in Measuring Consumers' Willingness to Pay for Non-GM Oil," Journal of Agricultural and Applied Economics, Cambridge University Press, vol. 38(3), pages 525-538, December.
    8. Henrik Andersson, 2020. "The value of a statistical life," Post-Print hal-03610216, HAL.
    9. An, Mark Y. & Roberto Ayala, 1995. "A Mixture Model of Willingness to Pay Distributions," Working Papers 95-21, Duke University, Department of Economics.
    10. W. Kip Viscusi, 2009. "The devaluation of life," Regulation & Governance, John Wiley & Sons, vol. 3(2), pages 103-127, June.
    11. Abay Asfaw & Joachim Braun, 2005. "Innovations in Health Care Financing: New Evidence on the Prospect of Community Health Insurance Schemes in the Rural Areas of Ethiopia," International Journal of Health Economics and Management, Springer, vol. 5(3), pages 241-253, September.
    12. Haab, Timothy C. & McConnell, Kenneth E., 1997. "Referendum Models and Negative Willingness to Pay: Alternative Solutions," Journal of Environmental Economics and Management, Elsevier, vol. 32(2), pages 251-270, February.
    13. Hammitt, James K. & Haninger, Kevin, 2010. "Diminishing Willingness to Pay per Quality-Adjusted Life Year: Valuing Acute Foodborne Illness," TSE Working Papers 10-268, Toulouse School of Economics (TSE).
    14. Colombo, Sergio & Hanley, Nicholas & Kristrom, Bengt & Watson, Fiona, 2008. "Accounting for Negative, Zero and Positive Willingness to Pay for Landscape Change in a National Park," Stirling Economics Discussion Papers 2008-10, University of Stirling, Division of Economics.
    15. James K. Hammitt, 2023. "Consistent valuation of a reduction in mortality risk using values per life, life year, and quality‐adjusted life year," Health Economics, John Wiley & Sons, Ltd., vol. 32(9), pages 1964-1981, September.
    16. Andersson, Henrik & Hammitt, James & Sundström, Kristian, 2011. "Willingness to pay and QALYs: What can we learn about valuing foodborne risk?," LERNA Working Papers 11.21.355, LERNA, University of Toulouse.
    17. Elcin Akcura, 2013. "Information effects on consumer willingness to pay for electricity and water service attributes," Working Papers 160, European Bank for Reconstruction and Development, Office of the Chief Economist.
    18. Antoine Bommier & Bertrand Villeneuve, 2010. "Risk Aversion and the Value of Risk to Life," CER-ETH Economics working paper series 10/133, CER-ETH - Center of Economic Research (CER-ETH) at ETH Zurich.
    19. Yves Arrighi & David Crainich & Véronique Flambard & Sophie Massin, 2022. "Personalized information and willingness to pay for non-financial risk prevention : an experiment," Post-Print hal-03700914, HAL.
    20. Hammitt, James K. & Liu, Jin-Tan & Liu, Jin-Long, 2022. "Is Survival a Luxury Good? Income Elasticity of the Value per Statistical Life," TSE Working Papers 22-1319, Toulouse School of Economics (TSE).
    21. Henrik Andersson & James Hammitt & Gunnar Lindberg & Kristian Sundström, 2013. "Willingness to Pay and Sensitivity to Time Framing: A Theoretical Analysis and an Application on Car Safety," Environmental & Resource Economics, Springer;European Association of Environmental and Resource Economists, vol. 56(3), pages 437-456, November.
    22. Alberini, Anna & Chiabai, Aline, 2006. "Discount Rates in Risk v. Money and Money v. Money Tradeoffs," Sustainability Indicators and Environmental Valuation Working Papers 12209, Fondazione Eni Enrico Mattei (FEEM).
    23. Nicolas Treich & Yuting Yang, 2021. "Public safety under imperfect taxation," Post-Print hal-03158749, HAL.
    24. James K. Hammitt, 2002. "QALYs Versus WTP," Risk Analysis, John Wiley & Sons, vol. 22(5), pages 985-1001, October.
    25. An, Mark Yuying & Ayala, Roberto A., 1996. "Nonparametric Estimation of a Survivor Function with Across-Interval-Censored Data," Working Papers 96-02, Duke University, Department of Economics.
    26. Mark Yuying An, 1996. "Semiparametric Estimation of Willingness to Pay Distributions," Econometrics 9611001, University Library of Munich, Germany.
    27. Timothy C. Haab, "undated". "Indifference or Misspecification? The Distributional Impact of Indifference on Dichotomous Choice Contingent Valuation," Working Papers 9714, East Carolina University, Department of Economics.
    28. Andersson, Henrik, 2013. "Consistency in preferences for road safety: An analysis of precautionary and stated behavior," Research in Transportation Economics, Elsevier, vol. 43(1), pages 41-49.
    29. Kaïs Dachraoui & Georges Dionne & Louis Eeckhoudt & Philippe Godfroid, 2004. "Comparative Mixed Risk Aversion: Definition and Application to Self-Protection and Willingness to Pay," Journal of Risk and Uncertainty, Springer, vol. 29(3), pages 261-276, December.
    30. Laura Nahuelhual-Muñoz & Maria Loureiro & John Loomis, 2004. "Addressing Heterogeneous Preferences Using Parametric Extended Spike Models," Environmental & Resource Economics, Springer;European Association of Environmental and Resource Economists, vol. 27(3), pages 297-311, March.
    31. Hammitt, James K. & Treich, Nicolas, 2021. "Fatality Risk Regulation," TSE Working Papers 21-1177, Toulouse School of Economics (TSE).
    32. Elisabetta Strazzera & Riccardo Scarpa & Pinuccia Calia & Guy Garrod & Kenneth Willis, 2003. "Modelling zero values and protest responses in contingent valuation surveys," Applied Economics, Taylor & Francis Journals, vol. 35(2), pages 133-138.
    33. Anna D’Annunzio & Elena Menichelli, 2022. "A market for digital privacy: consumers’ willingness to trade personal data and money," Economia e Politica Industriale: Journal of Industrial and Business Economics, Springer;Associazione Amici di Economia e Politica Industriale, vol. 49(3), pages 571-598, September.
    34. Akcura, E., 2011. "Information Effects in Valuation of Electricity and Water Service Attributes Using Contingent Valuation," Cambridge Working Papers in Economics 1156, Faculty of Economics, University of Cambridge.
    35. Timothy C. Haab & Kenneth E. McConnell, "undated". "Intuitive Bounds on Willingness to Pay," Working Papers 9609, East Carolina University, Department of Economics.
    36. François Bellavance & Georges Dionne & Martin Lebeau, 2006. "The Value of a Statistical Life: a Meta-Analysis with a Mixed Effects Regression Model," Cahiers de recherche 0646, CIRPEE.
    37. Zhihua Xu & Jingzhu Shan, 2018. "The effect of risk perception on willingness to pay for reductions in the health risks posed by particulate matter 2.5: A case study of Beijing, China," Energy & Environment, , vol. 29(8), pages 1319-1337, December.
    38. Kaneko, Naoya & Chern, Wen S., 2003. "Consumer Acceptance Of Genetically Modified Foods: A Telephone Survey," 2003 Annual meeting, July 27-30, Montreal, Canada 21999, American Agricultural Economics Association (New Name 2008: Agricultural and Applied Economics Association).
    39. James K. Hammitt, 2017. "Valuing Non-Fatal Health Risks: Monetary and Health-Utility Measures," Revue économique, Presses de Sciences-Po, vol. 68(3), pages 335-356.
    40. Asfaw, Abay & Braun, Joachim von, 2004. "Can community health insurance schemes shield the poor against the downside health effects of economic reforms? The case of rural ethiopia," Health Policy, Elsevier, vol. 70(1), pages 97-108, October.
    41. Gustafsson-Wright, Emily & Asfaw, Abay & van der Gaag, Jacques, 2009. "Willingness to pay for health insurance: An analysis of the potential market for new low-cost health insurance products in Namibia," Social Science & Medicine, Elsevier, vol. 69(9), pages 1351-1359, November.
    42. Christoph M. Rheinberger & Nicolas Treich, 2017. "Attitudes Toward Catastrophe," Environmental & Resource Economics, Springer;European Association of Environmental and Resource Economists, vol. 67(3), pages 609-636, July.
    43. Marcela V. Parada‐Contzen, 2019. "The Value of a Statistical Life for Risk‐Averse and Risk‐Seeking Individuals," Risk Analysis, John Wiley & Sons, vol. 39(11), pages 2369-2390, November.
    44. David Crainich & Louis Eeckhoudt, 2017. "Average willingness to pay for disease prevention with personalized health information," Post-Print hal-01744522, HAL.
    45. Rheinberger, Christoph M. & Schläpfer, Felix & Lobsiger, Michael, 2017. "A Novel Approach to Estimating the Demand Value of Road Safety," ETA: Economic Theory and Applications 254045, Fondazione Eni Enrico Mattei (FEEM).
    46. Madureira, Lívia & Nunes, Luis C. & Borges, José G. & Falcão, André O., 2011. "Assessing forest management strategies using a contingent valuation approach and advanced visualisation techniques: A Portuguese case study," Journal of Forest Economics, Elsevier, vol. 17(4), pages 399-414.
    47. Maliheh Mansouri & Julie Rowney, 2014. "The Dilemma of Accountability for Professionals: A Challenge for Mainstream Management Theories," Journal of Business Ethics, Springer, vol. 123(1), pages 45-56, August.
    48. Cicia, Gianni & D'Ercole, Elisabetta & Marino, Davide, 2003. "Costs and benefits of preserving farm animal genetic resources from extinction: CVM and Bio-economic model for valuing a conservation program for the Italian Pentro horse," Ecological Economics, Elsevier, vol. 45(3), pages 445-459, July.
    49. Seung-Hoon Yoo & Seung-Jun Kwak & Tai-Yoo Kim, 2001. "Modelling willingness to pay responses from dichotomous choice contingent valuation surveys with zero observations," Applied Economics, Taylor & Francis Journals, vol. 33(4), pages 523-529.
    50. Jiakun Zheng, 2021. "Willingness to pay for reductions in health risks under anticipated regret," Post-Print hal-04227414, HAL.
    51. Dennis Guignet & Anna Alberini, 2015. "Can Property Values Capture Changes in Environmental Health Risks? Evidence from a Stated Preference Study in Italy and the United Kingdom," Risk Analysis, John Wiley & Sons, vol. 35(3), pages 501-517, March.
    52. Stefan Felder & Andreas Werblow, 2009. "The Marginal Cost of Saving a Life in Health Care: Age, Gender and Regional Differences in Switzerland," Swiss Journal of Economics and Statistics (SJES), Swiss Society of Economics and Statistics (SSES), vol. 145(II), pages 137-153, June.
    53. Arnaud Dragicevic, 2015. "Option Fund Market Dynamics for Threshold Public Goods," Working Papers - Cahiers du LEF 2015-12, Laboratoire d'Economie Forestiere, AgroParisTech-INRA, revised Dec 2015.
    54. Lisa A. Robinson & James K. Hammitt, 2013. "Behavioral economics and the conduct of benefit–cost analysis: towards principles and standards," Chapters, in: Scott O. Farrow & Richard Zerbe, Jr. (ed.), Principles and Standards for Benefit–Cost Analysis, chapter 10, pages 317-363, Edward Elgar Publishing.
    55. Courbage, Christophe & Rey, Béatrice & Treich, Nicolas, 2013. "Prevention and precaution," IDEI Working Papers 805, Institut d'Économie Industrielle (IDEI), Toulouse.
    56. Hammitt, James K., 2023. "Consistent Valuation of a Reduction in Mortality Risk using Values per Life, Life Year, and Quality-Adjusted Life Year," TSE Working Papers 23-1431, Toulouse School of Economics (TSE).
    57. Rebecca L. McDonald & Susan M. Chilton & Michael W. Jones-Lee & Hugh R. T. Metcalf, 2016. "Dread and latency impacts on a VSL for cancer risk reductions," Journal of Risk and Uncertainty, Springer, vol. 52(2), pages 137-161, April.
    58. Shelby Gerking & Wiktor Adamowicz & Mark Dickie & Marcella Veronesi, 2017. "Baseline risk and marginal willingness to pay for health risk reduction," Journal of Risk and Uncertainty, Springer, vol. 55(2), pages 177-202, December.
    59. Elisabetta Strazzera & Margarita Genius & Riccardo Scarpa & George Hutchinson, 2003. "The Effect of Protest Votes on the Estimates of WTP for Use Values of Recreational Sites," Environmental & Resource Economics, Springer;European Association of Environmental and Resource Economists, vol. 25(4), pages 461-476, August.
    60. Mark Pennington & Rachel Baker & Werner Brouwer & Helen Mason & Dorte Gyrd Hansen & Angela Robinson & Cam Donaldson & the EuroVaQ Team, 2015. "Comparing WTP Values of Different Types of QALY Gain Elicited from the General Public," Health Economics, John Wiley & Sons, Ltd., vol. 24(3), pages 280-293, March.
    61. Aygul Ozbafli & Glenn P. Jenkins, 2015. "The Willingness To Pay By Households For Improved Reliability Of Electricity Service," Development Discussion Papers 2015-02, JDI Executive Programs.
    62. Timothy Haab, 1999. "Nonparticipation or Misspecification? The Impacts of Nonparticipation on Dichotomous Choice Contingent Valuation," Environmental & Resource Economics, Springer;European Association of Environmental and Resource Economists, vol. 14(4), pages 443-461, December.
    63. Riccardo Scarpa & Kenneth Willis & Guy Garrod, 2001. "Estimating Benefits for Effective Enforcement of Speed Reduction from Dichotomous-Choice CV," Environmental & Resource Economics, Springer;European Association of Environmental and Resource Economists, vol. 20(4), pages 281-304, December.
    64. Alfred Appiah & Wiktor Adamowicz & Patrick Lloyd-Smith & Diane Dupont, 2019. "Reliability of Drinking Water: Risk Perceptions and Economic Value," Water Economics and Policy (WEP), World Scientific Publishing Co. Pte. Ltd., vol. 5(02), pages 1-27, April.
    65. Cho, Sangmin & Kim, Jihyo & Park, Hi-Chun & Heo, Eunnyeong, 2015. "Incentives for waste cooking oil collection in South Korea: A contingent valuation approach," Resources, Conservation & Recycling, Elsevier, vol. 99(C), pages 63-71.
    66. Daniel Bauer & Darius Lakdawalla & Julian Reif, 2018. "Mortality Risk, Insurance, and the Value of Life," NBER Working Papers 25055, National Bureau of Economic Research, Inc.
    67. Jason J. Delaney & David L. Sjoquist & Sally Wallace, 2020. "Property Tax Assessment Quality: Willingness-to-Pay for Reduced Risk in a Lab Experiment," Hacienda Pública Española / Review of Public Economics, IEF, vol. 234(3), pages 23-58, September.
    68. Magnus Johannesson & David Meltzer, 1998. "Editorial: Some reflections on cost‐effectiveness analysis," Health Economics, John Wiley & Sons, Ltd., vol. 7(1), pages 1-7, February.
    69. Stefania Tonin & Anna Alberini & Margherita Turvani, 2012. "The Value of Reducing Cancer Risks at Contaminated Sites: Are More Knowledgeable People Willing to Pay More?," Risk Analysis, John Wiley & Sons, vol. 32(7), pages 1157-1182, July.

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