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Owain ap Gwilym

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Personal Details

First Name:Owain
Middle Name:
Last Name:ap Gwilym
Suffix:
RePEc Short-ID:pap39
Email:[This author has chosen not to make the email address public]
Homepage:http://www.bangor.ac.uk/business/staff/owain_ap_gwilym.php.en
Postal Address:
Phone:
Location: Bangor, United Kingdom
Homepage: http://www.bangor.ac.uk/business/
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Phone: +44 (0) 1248 383648
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Postal: Gwynedd LL57 2DG
Handle: RePEc:edi:sabanuk (more details at EDIRC)
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  1. Gwion Williams & Rasha Alsakka & Owain ap Gwilym, 2013. "The Impact of Sovereign Credit Signals on Bank Share Prices during the European Sovereign Debt Crisis," Working Papers 13007, Bangor Business School, Prifysgol Bangor University (Cymru / Wales).
  2. ap Gwilym, Owain & Wang, Qingwei & Hasan, Iftekhar & Xie, Ru, 2013. "In search of concepts: The effects of speculative demand on returns and volume," Research Discussion Papers 10/2013, Bank of Finland.
  3. Rasha Alsakka & Owain ap Gwilym, 2010. "Sovereign Ratings and Migrations: Emerging Markets," Working Papers 10009, Bangor Business School, Prifysgol Bangor University (Cymru / Wales).
  4. Rasha Alsakka & Owain ap Gwilym, 2010. "The Extent and Causes of Sovereign Split Ratings," Working Papers 10008, Bangor Business School, Prifysgol Bangor University (Cymru / Wales).
  1. Vu, Huong & Alsakka, Rasha & Gwilym, Owain ap, 2015. "The credit signals that matter most for sovereign bond spreads with split rating," Journal of International Money and Finance, Elsevier, vol. 53(C), pages 174-191.
  2. Williams, Gwion & Alsakka, Rasha & ap Gwilym, Owain, 2015. "Does sovereign creditworthiness affect bank valuations in emerging markets?," Journal of International Financial Markets, Institutions and Money, Elsevier, vol. 36(C), pages 113-129.
  3. Alsakka, Rasha & ap Gwilym, Owain & Vu, Tuyet Nhung, 2014. "The sovereign-bank rating channel and rating agencies' downgrades during the European debt crisis," Journal of International Money and Finance, Elsevier, vol. 49(PB), pages 235-257.
  4. ap Gwilym, O. & Kita, A. & Wang, Q., 2014. "Speculate against speculative demand," International Review of Financial Analysis, Elsevier, vol. 34(C), pages 212-221.
  5. Tran, Vu & Alsakka, Rasha & ap Gwilym, Owain, 2014. "Sovereign rating actions and the implied volatility of stock index options," International Review of Financial Analysis, Elsevier, vol. 34(C), pages 101-113.
  6. Owain ap Gwilym & Thanos Verousis, 2013. "Price Clustering in Individual Equity Options: Moneyness, Maturity, and Price Level," Journal of Futures Markets, John Wiley & Sons, Ltd., vol. 33(1), pages 55-76, 01.
  7. Alsakka, Rasha & ap Gwilym, Owain, 2013. "Rating agencies’ signals during the European sovereign debt crisis: Market impact and spillovers," Journal of Economic Behavior & Organization, Elsevier, vol. 85(C), pages 144-162.
  8. Meng, Lei & Verousis, Thanos & ap Gwilym, Owain, 2013. "A substitution effect between price clustering and size clustering in credit default swaps," Journal of International Financial Markets, Institutions and Money, Elsevier, vol. 24(C), pages 139-152.
  9. Verousis, Thanos & ap Gwilym, Owain, 2013. "Trade size clustering and the cost of trading at the London Stock Exchange," International Review of Financial Analysis, Elsevier, vol. 27(C), pages 91-102.
  10. Williams, Gwion & Alsakka, Rasha & ap Gwilym, Owain, 2013. "The impact of sovereign rating actions on bank ratings in emerging markets," Journal of Banking & Finance, Elsevier, vol. 37(2), pages 563-577.
  11. Rasha Alsakka & Owain ap Gwilym, 2012. "The Causes and Extent of Split Sovereign Credit Ratings in Emerging Markets," Emerging Markets Finance and Trade, M.E. Sharpe, Inc., vol. 48(1), pages 4-24, January.
  12. Alsakka, Rasha & ap Gwilym, Owain, 2012. "Rating agencies' credit signals: An analysis of sovereign watch and outlook," International Review of Financial Analysis, Elsevier, vol. 21(C), pages 45-55.
  13. Alsakka, Rasha & ap Gwilym, Owain, 2012. "Foreign exchange market reactions to sovereign credit news," Journal of International Money and Finance, Elsevier, vol. 31(4), pages 845-864.
  14. Samir Aguenaou & Owain Ap Gwilym & Mark Rhodes, 2011. "Open interest, cross listing, and information shocks," Journal of Futures Markets, John Wiley & Sons, Ltd., vol. 31(8), pages 755-778, 08.
  15. Thanos Verousis & Owain ap Gwilym, 2011. "Return reversals and the compass rose: insights from high frequency options data," The European Journal of Finance, Taylor & Francis Journals, vol. 17(9-10), pages 883-896, November.
  16. Frank McGroarty & Owain ap Gwilym & Stephen Thomas, 2011. "Structural changes, bid-ask spread composition and tick size in inter-bank futures trading," The European Journal of Finance, Taylor & Francis Journals, vol. 17(4), pages 285-306.
  17. McGroarty, Frank & ap Gwilym, Owain & Thomas, Steve, 2010. "Market structure and microstructure, in international interest rate futures markets," Research in International Business and Finance, Elsevier, vol. 24(3), pages 253-266, September.
  18. Owain ap Gwilym & Lei Meng, 2010. "Size clustering in the FTSE100 index futures market," Journal of Futures Markets, John Wiley & Sons, Ltd., vol. 30(5), pages 432-443, 05.
  19. Al-Sakka, Rasha & ap Gwilym, Owain, 2010. "Split sovereign ratings and rating migrations in emerging economies," Emerging Markets Review, Elsevier, vol. 11(2), pages 79-97, June.
  20. Alsakka, Rasha & ap Gwilym, Owain, 2010. "Leads and lags in sovereign credit ratings," Journal of Banking & Finance, Elsevier, vol. 34(11), pages 2614-2626, November.
  21. ap Gwilym, Owain & Verousis, Thanos, 2010. "Price clustering and underpricing in the IPO aftermarket," International Review of Financial Analysis, Elsevier, vol. 19(2), pages 89-97, March.
  22. Alsakka, Rasha & ap Gwilym, Owain, 2010. "A random effects ordered probit model for rating migrations," Finance Research Letters, Elsevier, vol. 7(3), pages 140-147, September.
  23. McGroarty, Frank & ap Gwilym, Owain & Thomas, Stephen, 2009. "The role of private information in return volatility, bid-ask spreads and price levels in the foreign exchange market," Journal of International Financial Markets, Institutions and Money, Elsevier, vol. 19(2), pages 387-401, April.
  24. Ian McManus & Owain Ap Gwilym & Stephen Thomas, 2009. "Prospective utility and time-varying optimal asset allocation for the UK: 1803-1995," International Journal of Behavioural Accounting and Finance, Inderscience Enterprises Ltd, vol. 1(2), pages 95-110.
  25. Owain ap Gwilym & Samir Aguenaou & Mark Rhodes, 2009. "The determinants of trading volume for cross-listed Euribor futures contracts," The European Journal of Finance, Taylor & Francis Journals, vol. 15(1), pages 89-102.
  26. Al-Sakka, Rasha & ap Gwilym, Owain, 2009. "Heterogeneity of sovereign rating migrations in emerging countries," Emerging Markets Review, Elsevier, vol. 10(2), pages 151-165, June.
  27. Frank McGroarty & Owain ap Gwilym & Stephen Thomas, 2007. "The Components of Electronic Inter-Dealer Spot FX Bid-Ask Spreads," Journal of Business Finance & Accounting, Wiley Blackwell, vol. 34(9-10), pages 1635-1650.
  28. McGroarty, Frank & ap Gwilym, Owain & Thomas, Stephen, 2006. "Microstructure effects, bid-ask spreads and volatility in the spot foreign exchange market pre and post-EMU," Global Finance Journal, Elsevier, vol. 17(1), pages 23-49, September.
  29. Ian D. McManus & Owain ap Gwilym & Stephen H. Thomas, 2006. "Payment history, past returns and the performance of UK zero dividend stocks," Managerial Finance, Emerald Group Publishing, vol. 32(6), pages 518-536.
  30. Owain Ap Gwilym & Ian Mcmanus & Stephen Thomas, 2005. "Fractional versus decimal pricing: Evidence from the UK Long Gilt futures market," Journal of Futures Markets, John Wiley & Sons, Ltd., vol. 25(5), pages 419-442, 05.
  31. Ian McManus & Owain ap Gwilym & Stephen Thomas, 2004. "The Role of Payout Ratio in the Relationship Between Stock Returns and Dividend Yield," Journal of Business Finance & Accounting, Wiley Blackwell, vol. 31(9-10), pages 1355-1387.
  32. Owain ap Gwilym & Evamena Alibo, 2003. "Decreased price clustering in FTSE100 futures contracts following a transfer from floor to electronic trading," Journal of Futures Markets, John Wiley & Sons, Ltd., vol. 23(7), pages 647-659, 07.
  33. ap Gwilym, Owain & Thomas, Stephen, 2002. "An empirical comparison of quoted and implied bid-ask spreads on futures contracts," Journal of International Financial Markets, Institutions and Money, Elsevier, vol. 12(1), pages 81-99, February.
  34. Owain Ap Gwilym & Mike Buckle, 2001. "The lead-lag relationship between the FTSE100 stock index and its derivative contracts," Applied Financial Economics, Taylor & Francis Journals, vol. 11(4), pages 385-393.
  35. Alan E.H. Speight & David G. McMillan & Owain ap Gwilym, 2000. "Intra‐day volatility components in FTSE‐100 stock index futures," Journal of Futures Markets, John Wiley & Sons, Ltd., vol. 20(5), pages 425-444, 05.
  36. Owain ap Gwilym & Gareth Morgan & Stephen Thomas, 2000. "Dividend Stability, Dividend Yield and Stock Returns: UK Evidence," Journal of Business Finance & Accounting, Wiley Blackwell, vol. 27(3-4), pages 261-281.
  37. Owain Ap Gwilym & David McMillan & Alan Speight, 1999. "The intraday relationship between volume and volatility in LIFFE futures markets," Applied Financial Economics, Taylor & Francis Journals, vol. 9(6), pages 593-604.
  38. ap Gwilym, O, et al, 1999. "Tests of Non-linearity Using LIFFE Futures Transactions Price Data," Manchester School, University of Manchester, vol. 67(2), pages 167-86, March.
  39. Owain Ap Gwilym & Mike Buckle, 1999. "Volatility forecasting in the framework of the option expiry cycle," The European Journal of Finance, Taylor & Francis Journals, vol. 5(1), pages 73-94.
  40. M. Buckle & O. ap Gwilym & S.H. Thomas & M.S. Woodhams, 1998. "Intraday Empirical Regularities in Interest Rate and Equity Index Futures Markets, and the Effect of Macroeconomic Announcements," Journal of Business Finance & Accounting, Wiley Blackwell, vol. 25(7&8), pages 921-944.
  41. Owain Ap. Gwilym & Andrew Clare & Stephen Thomas, 1998. "The bid‐ask spread on stock index options: An ordered probit analysis," Journal of Futures Markets, John Wiley & Sons, Ltd., vol. 18(4), pages 467-485, 06.
  42. ap Gwilym, Owain & Clare, Andrew & Thomas, Stephen, 1998. "Price clustering and bid-ask spreads in international bond futures," Journal of International Financial Markets, Institutions and Money, Elsevier, vol. 8(3-4), pages 377-391, December.
  43. Owain Ap Gwilym & Mike Buckle, 1997. "Forward/forward volatilities and the term structure of implied volatility," Applied Economics Letters, Taylor & Francis Journals, vol. 4(5), pages 325-328.
  44. Owain Ap Gwilym & Mike Buckle, 1996. "An analysis of bid-ask spreads on American-and European-style index options," Applied Economics Letters, Taylor & Francis Journals, vol. 3(7), pages 445-449.
2 papers by this author were announced in NEP, and specifically in the following field reports (number of papers):
  1. NEP-BAN: Banking (1) 2013-11-16. Author is listed
  2. NEP-CFN: Corporate Finance (1) 2013-11-16. Author is listed
  3. NEP-EEC: European Economics (1) 2013-11-16. Author is listed
  4. NEP-FMK: Financial Markets (2) 2013-07-20 2013-11-16. Author is listed
  5. NEP-MST: Market Microstructure (1) 2013-07-20. Author is listed
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