1. 2014
2. Published

   Speculate against speculative demand

   ap Gwilym, O. M., Ap Gwilym, O., Kita, A. & Wang, Q., 26 Mar 2014, In: International Review of Financial Analysis. 34, p. 212-221

   Research output: Contribution to journal › Article › peer-review

3. Published

   The implications of a price anchoring effect at the upstairs market of the London Stock Exchange

   Verousis, T. & ap Gwilym, O., Mar 2014, In: International Review of Financial Analysis. 32, p. 37-46

   Research output: Contribution to journal › Article › peer-review

4. 2013
5. Published

   A substitution effect between price clustering and size clustering in credit default swaps

   Meng, L., Verousis, T. & ap Gwilym, O., 1 Apr 2013, In: Journal of International Financial Markets, Institutions and Money. 24, April, p. 139-152

   Research output: Contribution to journal › Article › peer-review

6. Published

   The impact of sovereign rating actions on bank ratings in emerging markets

   ap Gwilym, O. M., Williams, G. L. & Alsakka, R., 1 Feb 2013, In: Journal of Banking and Finance. 37, 2, p. 563-577

   Research output: Contribution to journal › Article › peer-review

7. Published

   Price Clustering in Individual Equity Options: Moneyness, Maturity, and Price Level

   ap Gwilym, O. M. & Verousis, T., 1 Jan 2013, In: Journal of Futures Markets. 33, 1, p. 55-76

   Research output: Contribution to journal › Article › peer-review

8. Published

   Rating agencies’ signals during the European sovereign debt crisis: Market impact and spillovers

   Alsakka, R. & ap Gwilym, O. M., 1 Jan 2013, In: Journal of Economic Behavior and Organization. 85, p. 144-162

   Research output: Contribution to journal › Article › peer-review

9. 2012
10. Published

    Trade size clustering and the cost of trading at the London Stock Exchange

    ap Gwilym, O. M., Verousis, T. & Ap Gwilym, O., 18 Sept 2012, In: International Review of Financial Analysis.

    Research output: Contribution to journal › Article › peer-review

11. Published

    Foreign exchange market reactions to sovereign credit news

    Alsakka, R. & ap Gwilym, O., 1 Jun 2012, In: Journal of International Money and Finance. 31, 4, p. 845-864

    Research output: Contribution to journal › Article › peer-review

12. Published

    Tactical Equity Investing Across Bull and Bear Markets

    ap Gwilym, O., Clare, A., Seaton, J. & Thomas, S., 1 Mar 2012, In: Journal of Wealth Management. p. 61-69

    Research output: Contribution to journal › Article › peer-review

13. Published

    Rating agencies' credit signals: An analysis of sovereign watch and outlook

    Alsakka, R. & ap Gwilym, O., 1 Jan 2012, In: International Review of Financial Analysis. 21, p. 45-55

    Research output: Contribution to journal › Article › peer-review

14. Published

    The causes and extent of split sovereign credit ratings in emerging markets.

    Alsakka, R. & ap Gwilym, O., 1 Jan 2012, In: Emerging Markets Finance and Trade. 48, 1, p. 4-24

    Research output: Contribution to journal › Article › peer-review

15. 2011
16. Published

    Sovereign rating actions: is the criticism justified?

    Alsakka, R. & ap Gwilym, O., 1 Dec 2011, In: Intereconomics : review of European economic policy. 46, 5, p. 248-253

    Research output: Contribution to journal › Article › peer-review

17. Published

    Return reversals and the compass rose: insights from high frequency options data

    ap Gwilym, O. M., Verousis, T. & Ap Gwilym, O., 1 Sept 2011, In: European Journal of Finance. 17, 9-10, p. 883-896

    Research output: Contribution to journal › Article › peer-review

18. Published

    Gold stocks, the gold price and market timing

    ap Gwilym, O., Clare, A., Seaton, J. & Thomas, S., 4 Aug 2011, In: Journal of Derivatives and Hedge Funds. 17, p. 266-278

    Research output: Contribution to journal › Article › peer-review

19. Published

    Structural changes, bid-ask spread composition and tick size in inter-bank futures trading.

    McGroarty, F., ap Gwilym, O. M. & Thomas, S., 1 Apr 2011, In: European Journal of Finance. 17, 4, p. 285-306

    Research output: Contribution to journal › Article › peer-review

20. Published

    Explaining international equity valuation ratios: The roles of commodity price inflation and relative asset volatilities

    Clare, A., ap Gwilym, O., Seaton, J. & Thomas, S., 2011, In: Journal of Asset Management. 12, p. 11-29

    Research output: Contribution to journal › Article › peer-review

21. 2010
22. Published

    Open interest, cross listing, and information shocks.

    Aguenaou, S., ap Gwilym, O. M. & Rhodes, M., 5 Nov 2010, In: Journal of Futures Markets. 31, 8, p. 755-778

    Research output: Contribution to journal › Article › peer-review

23. Published

    Leads and lags in sovereign credit ratings.

    Alsakka, R. & ap Gwilym, O. M., 1 Nov 2010, In: Journal of Banking and Finance. 34, 11, p. 2614-2626

    Research output: Contribution to journal › Article › peer-review

24. Published

    Price and momentum as robust tactical approaches to global equity investing.

    ap Gwilym, O. M., Ap Gwilym, O., Clare, A., Seaton, J. & Thomas, S., 1 Oct 2010, In: Journal of Investing. 19, 3, p. 80-91

    Research output: Contribution to journal › Article › peer-review

25. Published

    A random effects ordered probit model for rating migrations

    Alsakka, R. & ap Gwilym, O., 1 Sept 2010, In: Finance Research Letters. 7, 3, p. 140-147

    Research output: Contribution to journal › Article › peer-review

26. Published

    Market structure and microstructure, in international interest rate futures markets.

    ap Gwilym, O. M., McGroarty, F., Ap Gwilym, O. & Thomas, S., 1 Sept 2010, In: Research in International Business and Finance. 24, 3, p. 253-266

    Research output: Contribution to journal › Article › peer-review

27. Published

    Split sovereign ratings and rating migrations in emerging economies.

    ap Gwilym, O. M., Alsakka, R. & Ap Gwilym, O., 1 Jun 2010, In: Emerging Markets Review. 11, 2, p. 79-97

    Research output: Contribution to journal › Article › peer-review

28. Published

    Size clustering in the FTSE100 index futures market.

    ap Gwilym, O. M., Ap Gwilym, O. & Meng, L., 1 May 2010, In: Journal of Future Markets. 30, 5, p. 432-443

    Research output: Contribution to journal › Article › peer-review

29. Published

    Price clustering and underpricing in the IPO aftermarket.

    ap Gwilym, O. M., Ap Gwilym, O. & Verousis, T., 1 Mar 2010, In: International Review of Financial Analysis. 19, 2, p. 89-97

    Research output: Contribution to journal › Article › peer-review

30. Published

    An improved algorithm for cleaning Ultra high-frequency data.

    ap Gwilym, O. M., Verousis, T. & Ap Gwilym, O., 1 Feb 2010, In: Journal of Derivatives and Hedge Funds. 15, 4, p. 323-340

    Research output: Contribution to journal › Article › peer-review