References

• 2003Testing for unit roots in heterogeneous panels15,333 cited
• 1974An Index of Factorial Simplicity14,857 cited
• 2008Estimating Standard Errors in Finance Panel Data Sets: Comparing Approaches10,793 cited
• 2006Estimation and Inference in Large Heterogeneous Panels with a Multifactor Error Structure5,067 cited
• 2005Estimation and inference in two-stage, semi-parametric models of production processes3,406 cited
• 1997Inside the black box: What explains differences in the efficiencies of financial institutions?2,283 cited
• 2005Does function follow organizational form? Evidence from the lending practices of large and small banks1,888 cited
• 2004Reconsidering heterogeneity in panel data estimators of the stochastic frontier model1,667 cited
• 2004Bank performance, efficiency and ownership in transition countries1,169 cited
• 2005The dark side of diversification: The case of US financial holding companies1,149 cited
• 2005Fixed and Random Effects in Stochastic Frontier Models1,119 cited
• 2007Bank ownership and efficiency in China: What will happen in the world’s largest nation?1,069 cited
• 2004Cost efficiency of banks in transition: Evidence from 289 banks in 15 post-communist countries866 cited
• 2018How Valuable Is FinTech Innovation?818 cited