Roman Horváth, Kateřina Šmídková, Jan Zápal Is the U.S. Fed Voting Record Informative about Future Monetary Policy? Tomáš Adam, Soňa Benecká, Ivo Jánský Time-Varying Betas of Banking Sectors Ryan Garvey, Fei Wu Are Market Center Trading Cost Measures Reliable? Mercedes Alda, Luis Ferrus The Role of Fees in Pension Fund Performance. Evidence from Spain