This book is primarily a critical survey of small-case, theoretical macro models that attempts to analyze the cyclical behavior of modern economies. The authors emphasize the role of the labor market, which is treated very differently in such models. They show how the development of business...

This book is based on three themes: the business cycle, re- gime switching and wages. Each term is linked to the other in a simple and direct way. The business cycle is the main topic, regime switching is a device to generate cycles, and wages is the point of view from which the analysis is...

In this paper, we examine the proposition that both the structures of conglomerate firms and their merger activities evidence a systematic attempt to diversify income sources and reduce the volatility of firms' profits. We test whether firms that are active in one line of business are more...