A decade ago, the German Advisory Council to the Federal Government on Global Environmental Change (Wissenschaftlichen Beirats der Bundesregierung für Globale Umweltveränderungen - WBGU) published its main report. This attempt to take stock in 2011 made an impact and provided orientation on...

Does access to education facilitate the emergence of a human capital elite from which social activists, and thus, social change can emerge? Assembling a city-level panel of the political, intellectual, and economic elite throughout German history, we find that the opening of schools providing...

The empirical literature is inconclusive about whether a country’s democratization has a long-lasting impact on former supporters or opponents of the bygone regime. With newly available individual-level data of former residents of the socialist German Democratic Republic (GDR), we analyze how...

This paper presents a non-technical overview of the recent investment literature with a special emphasis on the connection between technological progress and the investment decision. First of all, we acknowledge that some dramatic advances have been made in the 1990s in understanding and...

In this paper, we propose to explain capital accumulation in a stochastic framework by taking into account the two main motives for investment. Specifically, firms invest to expand capacity and to replace old machines. The model considers irreversible investment under uncertainty and embodied...