Using firm-level survey data for the West German manufacturing sector, this paper revisits the technology-driven business cycle hypothesis for the case of aggregate investment. We construct a survey-based measure of technology shocks to gauge their contribution to short-run investment...

Is time-varying firm-level uncertainty a major cause or amplifier of the business cycle? This paper investigates this question in the context of a heterogeneousfirm RBC model with persistent firm-level productivity shocks and lumpy capital adjustment, where cyclical changes in uncertainty...

Using a unique German firm-level data set, this paper is the first to jointly study the cyclical properties of the cross-sections of firm-level real value added and Solow residual innovations, as well as capital and employment adjustment. We find two new business cycle facts: 1) The...

This paper compares the depth of the Recent Crisis and the Great Depression. We use a new data set to compare the drop in activity in the industrialized countries for seven activity indicators. This is done under the assumption that the Recent Crisis leveled off in mid-2009 for production and...

This paper compares the depth of the recent crisis and the Great Depression. We use a new data set to compare the drop in activity in the industrialized countries for seven activity indicators. This is done under the assumption that the recent crisis leveled off in mid-2009 for production and...

Die Weltwirtschaft ist 2009 zum ersten Mal seit Mitte des vorigen Jahrhunderts nicht gewachsen. Die Wirtschaftsleistung dürfte um 2% zurückgegangen sein, in den Industrieländern um 3,5%. Dies war die Folge der Finanzkrise, sie hat zu einem Einbruch des Welthandels mit Folgen auf alle...