Since the global financial crisis and the related restructuring of banking systems, bank concentration is on the rise in many countries. Consequently, bank size and its role for macroeconomic volatility (or: stability) is the subject of intense debate. This paper analyzes the effects of...

This paper studies, both theoretically and empirically, the optimal executive compensation when firm performance is a noisy signal of executive’s hidden effort and the volatility of firm performance is stochastic. We build a tractable dynamic principal-agent model and show analytically that...