1. Published

   The evolution and determinants of the non-performing loan burden in Italian banking

   Pancotto, L., ap Gwilym, O. & Williams, J., Apr 2024, In: Pacific-Basin Finance Journal. 84, 102306.

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

2. Published

   Deal! Market reactions to the agreement on the EU Covid-19 recovery fund

   Pancotto, L., ap Gwilym, O. & Molyneux, P., 31 Jul 2023, In: Journal of Financial Stability.

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

3. Published

   Market reactions to the implementation of the Banking Union in Europe

   Pancotto, L., ap Gwilym, O. & Williams, J., 23 May 2020, In: European Journal of Finance. 26, 7-8, p. 640-665

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

4. Published

   Investors’ heterogeneous beliefs and the impact of sovereign credit ratings in foreign exchange and equity markets

   Tran, V., Alsakka, R. & ap Gwilym, O., 2 Sept 2019, In: European Journal of Finance. 25, 13, p. 1211-1233

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

5. Published

   Sovereign rating actions and the implied volatility of stock index options

   Tran, V., Alsakka, R. & ap Gwilym, O. M., 5 Jun 2014, In: International Review of Financial Analysis. 34, p. 101-113

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

6. 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

7. Published

   The Impact of a Premium-Based Tick Size on Equity Option Liquidity

   Verousis, T., ap Gwilym, O. & Voukelatos, N., 7 Mar 2016, In: Journal of Futures Markets. 36, 4, p. 397-417

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

8. Published

   Commonality in equity options liquidity: Evidence from European Markets

   Verousis, T., ap Gwilym, O. & Voukelatos, N., 24 May 2016, In: European Journal of Finance. 22, 12, p. 1204-1223

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

9. Published

   The intraday determination of liquidity in the NYSE LIFFE equity option markets

   Verousis, T., ap Gwilym, O. & Chen, X., 13 Mar 2015, In: European Journal of Finance.

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

10. Published

    What drives differences of opinion in sovereign ratings? The roles of information disclosure and political risk

    Vu, H., Alsakka, R. & ap Gwilym, O., Jul 2017, In: International Journal of Finance and Economics. 22, 3, p. 216-233

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

11. Published

    The credit signals that matter most for sovereign bond spreads with split rating

    Vu, H., Alsakka, R. & ap Gwilym, O. M., May 2015, In: Journal of International Money and Finance. 53, p. 174-191

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

12. Published

    Does competition improve sovereign credit rating quality?  

    Vu, H., Alsakka, R. & ap Gwilym, O., Jan 2022, In: Journal of International Financial Markets, Institutions and Money. 76, 101478.

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

13. Published

    Does sovereign creditworthiness affect bank valuations in emerging markets?

    Williams, G. L., Alsakka, R. & ap Gwilym, O. M., 10 Feb 2015, In: Journal of International Financial Markets, Institutions and Money. 36, p. 113-129

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

14. Published

    The components of electronic inter-dealer spot FX bid-ask spreads.

    ap Gwilym, O. M., McGroarty, F., Ap Gwilym, O. & Thomas, S., 1 Nov 2007, In: Journal of Business Finance and Accounting. 34, 9-10, p. 1635-1650

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

15. Published

    The determinants of trading volume for cross-listed Euribor futures contracts.

    ap Gwilym, O. M., Ap Gwilym, O., Aguenaou, S. & Rhodes, M., 1 Jan 2009, In: European Journal of Finance. 15, 1, p. 89-102

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

16. Published

    International evidence on the payout ratio, earnings, dividends, and returns.

    ap Gwilym, O. M., Ap Gwilym, O., Seaton, J., Suddason, K. & Thomas, S. H., 1 Jan 2006, In: Financial Analysts Journal. 62, 1, p. 36-53

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

17. Published

    Evidence on trading mechanisms.

    ap Gwilym, O. M., Ap Gwilym, O., Board, J. (ed.), Sutclifee, C. (ed.) & Wells, S. (ed.), 1 Jan 2002, Transparency and Fragmentation: Financial Market Regulation in a Dynamic Environment. 2002 ed. Palgrave Macmillan, p. 101-140

    Research output: Chapter in Book/Report/Conference proceeding › Chapter

18. 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

19. Published

    An empirical comparison of quoted and implied bid-ask spreads on futures contracts.

    ap Gwilym, O. M., Ap Gwilym, O. & Thomas, S., 1 Feb 2002, In: Journal of International Financial Markets, Institutions and Money. 12, 1, p. 81-99

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

20. Published

    The Use of Credit Ratings in Investment Management in the US and Europe

    ap Gwilym, O. M., Cantor, R., Ap Gwilym, O. & Thomas, S., 1 Oct 2007, In: Journal of Fixed Income. 17, 2, p. 13-26

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

21. Published

    Bid-ask spreads and the liquidity of international bonds.

    ap Gwilym, O. M., Ap Gwilym, O., Trevino, L. & Thomas, S. H., 1 Sept 2002, In: Journal of Fixed Income. 12, 2, p. 82-91

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

22. Published

    In Search of Concepts: The Effects of Speculative Demand on Stock Returns

    ap Gwilym, O. M., Hasan, I., Wang, Q. & Xie, R., 2 Jun 2016, In: European Financial Management. 22, 3, p. 427-449

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

23. 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

24. Published

    The determinants of CDS bid-ask spreads.

    ap Gwilym, O. M., Meng, L. & Ap Gwilym, O., 1 Oct 2008, In: Journal of Derivatives. 16, 1, p. 70-80

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

25. Published

    Fractional versus decimal pricing: evidence from the UK Long Gilt futures market.

    ap Gwilym, O. M., Ap Gwilym, O., McManus, I. & Thomas, S., 1 May 2005, In: Journal of Futures Markets. 25, 5, p. 419-442

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