Working Papers:
Barassi, M., Karavias, Y., and C. Zhu, 2023. Threshold Regression in Heterogeneous Panel Data with Interactive Fixed Effects. arXiv:2308.04057, R&R Journal of Business and Economic Statistics
Westerlund, J., Kaddoura, Y., and Y. Karavias, 2025. Time Averaged CCE. SSRN 5274776.
Banerjee, A., Karavias, Y., and L., Wang, 2025. The Impact of Military Spending on Economic Growth: A Threshold Regression Analysis. MPRA Paper 124684, R&R Economic Modelling
Wang, L., & Karavias, Y., & Banerjee, A., 2025. Nato Expansion: An Open Door Policy?, MPRA Paper 124752.
Publications:
Econometric Methods
Ditzen, J., Karavias, Y., and J., Westerlund (2025). Testing and Estimating Structural Breaks in Time Series and Panel Data in Stata. arXiv preprint arXiv:2110.14550, The Stata Journal, Forthcoming
Ditzen, J., Karavias, Y., and J., Westerlund (2024). Multiple Structural Breaks in Interactive Effects Panel Data. Journal of Applied Econometrics, Accepted
Karavias, Y., Narayan, P., and J. Westerlund (2023). Structural Breaks in Interactive Effects Panels and the Stock Market Reaction to COVID-19. Journal of Business and Economic Statistics, 41(3), 653-666.
Xiao, J., Juodis, A., Karavias, Y., Sarafidis, V., and J. Ditzen (2023). Improved Tests for Granger Non-Causality in Panel Data. The Stata Journal, 23(1), 230-242
Chen, P., Karavias, Y., and E. Tzavalis (2022). Panel Unit Root Tests with Structural Breaks. The Stata Journal, 22(3), 664–678.
Karavias Y., Tzavalis E., H., Zhang (2022). Missing Values in Panel Data Unit Root Tests. Econometrics. 2022; 10(1):12.
Juodis, A., Karavias, Y. and V. Sarafidis (2021). A Homogeneous Approach to Testing for Granger Non-Causality in Heterogeneous Panels. Empirical Economics, 60, 93–112.
Karavias, Y. (2021). Structural Breaks in Financial Panel Data. Encyclopedia of Finance, 3rd Edition. Lee, Cheng-Few, Lee, Alice C. (Eds.), Springer.
Karavias, Y. and E. Tzavalis (2019). Generalized fixed‐T panel unit root tests. Scandinavian Journal of Statistics, 46(4), 1227-1251.
Juodis, A., and Y. Karavias (2019). Partially Heterogeneous Tests for Granger Non-causality in Panel Data. Bank of Lithuania Working Paper Series, No 59/2019
Karavias, Y., Symeonides, S. and E. Tzavalis (2018). Higher Order Expansions for Error Variance Matrix Estimates in the Gaussian AR(1) Linear Regression Model. Statistics and Probability Letters, 135, 54-59.
Karavias, Y. and E. Tzavalis (2017). Local Power of Panel Unit Root Tests Allowing for Structural Breaks. Econometric Reviews, 36(10), 1123-1156.
Karavias, Y., Symeonides, S. and E. Tzavalis (2017). Size corrected significance tests in Seemingly Unrelated Regressions with autocorrelated errors. Journal of Time Series Econometrics, 9(1).
Karavias Y. (2016). Almost All About Unit Roots: Foundations, Developments, and Applications, by In Choi. Book Review. Journal of Time Series Analysis, 37(1), 143-144.
Karavias, Y. and E. Tzavalis (2016). Local power of fixed-T panel unit root tests with serially correlated errors and incidental trends. Journal of Time Series Analysis, 37(2), 222-239.
Karavias, Y. and E. Tzavalis (2014). Testing for unit roots in short panels allowing for a structural break. Computational Statistics and Data Analysis, 76, 391-407.
Karavias, Y. and E. Tzavalis (2014). A fixed-T Version of Breitung’s Panel Data Unit Root Test. Economics Letters, 124(1), 83-87.
Macro and Financial Econometrics
Asimakopoulos, S., Fernandes, F. D. S., and Y. Karavias (2025). Net Trade Credit and Firm Performance. Handbook of Financial Econometrics, Statistics, Technology, and Risk Management, Chapter 27, 897-940, World Scientific.
Karavias, Y., Spillioti, S. and E. Tzavalis (2020). Investor sentiment effects on share price deviations from their intrinsic values based on accounting fundamentals. Review of Quantitative Finance and Accounting, 56, 1593-1621.
Karanasos, M., Koutroumpis, P., Karavias, Y., Kartsaklas, A., and V. Arakelian (2016). Inflation convergence in the EMU. Journal of Empirical Finance, 39(B), 241-253.
Asimakopoulos, S. and Y. Karavias (2016). The impact of government size on economic growth: A threshold analysis. Economics Letters, 139, 65-68.
Delis, M., and Y. Karavias (2015). Optimal versus realized bank credit risk and monetary policy. Journal of Financial Stability, 16, 13-30.
Karavias, Y., Spillioti, S. and E. Tzavalis (2015). A comparison of investors’ sentiments and risk premium effects on valuing shares. Finance Research Letters, 17, 1-6.
Crime Econometrics
Karavias, Y., (2025). Domestic Abuse Intervention Reduces Reoffending and Saves Public Funds. Brunel University of London. Online resource.
Bandyopadhyay, S., Bradbury-Jones, C., Kane, E., Montgomery-Marks, P., Banerjee, A., Karavias, Y., Evans, E., Jordan, M., Chaudhuri, K., Khan, L., Campbell, P. P., Yorulmaz, P., (2024). United Borders music mentoring programme: Pilot trial report. Youth Endowment Fund, 141p.
Bandyopadhyay, S., Karavias, Y., et al. (2024). Remedi Restorative Mentors: A Randomized Control Trial. Youth Endowment Fund, Statistical Analysis Plan.
Bandyopadhyay, Karavias, Y., et al. (2024). Remedi Restorative Mentors: Pilot Trial Report. Youth Endowment Fund.
Bandyopadhyay, S., Evans, E., Karavias, Y., (2023). United Borders music mentoring programme; a pilot for a randomised controlled study. Youth Endowment Fund, Pilot Trial Protocol.
Bandyopadhyay, S., Bradbury-Jones, C., Kane, E., Montgomery, P., Banerjee, A., Evans, E., Karavias, Y., Abramovaite, J., Jordan, M., Chaudhuri, K., Khan, L., Burton, A., Campbell, P. (2023). United Borders Music Mentoring Programme. Youth Endowment Fund, Evaluation Report.
Bandyopadhyay, S., Karavias, Y., Menezes, L., Taylor, J., Rogers, S. A., Kane, E., & Evans E. (2023). Remedi restorative mentors: a randomized control trial for a youth violence mentoring intervention. ISRCTN12813855.
Christie, C., Karavias, Y., Bandyopadhyay, S., Bradbury-Jones, C., Taylor, J., Kane, E., & Flowe, H. D. (2023). Impact evaluation and economic benefit analysis of a domestic violence and abuse UK police intervention. Frontiers in Psychology, 14.
Bandyopadhyay, S., Karavias, Y., Menezes, L., Taylor, J., Rogers, S.A., Kane, E., Evans, E., Remedi Restorative Mentors: A Pilot for a Randomised Control Study. Youth Endowment Fund, Pilot Trial Protocol.
Montgomery, P., Chandan, J.S., Evans, E., Bandyopadhyay, S., Karavias, Y., Burton, A., Thayakaran, R., Kane, E., (2022). Redthread Youth Violence Intervention Programme evaluation. Youth Endowment Fund, Evaluation Report.
Christie, C., Karavias, Y., Bandyopadhyay, S., Bradbury-Jones, C., Taylor, J., Kane, E., & Flowe, H. D. (2022). The CARA (Cautioning and Relationship Abuse) Service Theory of change, impact evaluation and economic benefits study report. PsyArXiv, 18 Jan. 2022. Web.
Bandyopadhyay, S., Karavias, Y., Menezes, L., Taylor, J., Rogers, S. A., Kane, E., & Evans E. (2022). Pilot trial protocol: Remedi Restorative Mentors: a Pilot for a Randomised Control Study. ISRCTN 60787655.