Despite being a fixture of everyday life in the Arab world, wasta, which may be thought of as special influence by members of the same group or tribe, has received little attention from social scientists. Our casual empiricism suggests that wasta is an important determinant of how economic...

This paper examines how stringent de facto firing regulations affect firm size throughout the developing world. We exploit a large firm level dataset across 63 countries and within country variation in the enforcement of the labor codes in countries with very different de jure firing...

The main purpose of this paper is to provide a critical overview of the recent empirical contributions that use cross country data to study the effect of product market regulation and reform on a country’s macroeconomic performance. After a brief review of the theoretical literature and of...

Recent research convincingly shows that crises beget reform. Although the consensus is that economic crises foster macroeconomic stabilization, it is silent on which types of crises cause which types of reform. Is it economic or political crises that are the most important drivers of structural...

Conventional wisdom depicts corruption as a tax on incumbent firms. This paper challenges this view in two ways. First, by arguing that corruption matters not so much because of the value of the bribe ("tax"), but because of another less studied feature of corruption, namely bribe...

This paper describes IZAΨMOD, the policy microsimulation model of the Institute for the Study of Labor (IZA). The model uses household microdata from the German Socio-Economic Panel Study and firm data from the German linked employer-employee dataset LIAB. IZAΨMOD consists of three components:...

Die Stellschraube Arbeitszeit ist der in der Fachdebatte am stärksten unterschätzte Ansatzpunkt, um den absehbaren Konsequenzen der demographischen Herausforderungen begegnen zu können. Würden alle Erwerbstätigen im statistischen Durchschnitt Vollzeit arbeiten, was in etwa der heutigen...

Energy subsidies are used widely. Although adverse from an efficiency perspective, subsidies confer private benefits on particular groups and, once introduced, tend to be persistent. This paper examines the reasons why and possible ways of overcoming the barriers to reform. The starting point is...

Not enough is known about the responsiveness of individuals, in particular those who tend to work under different incentives, to changes in marginal tax rates. We ask whether changes in marginal tax rates are less distortionary for workers engaged in a contest. To examine this potential...

Does the association between household characteristics and household CO2 emissions differ for different areas such as home energy, transport, indirect and total emissions in the UK? Specific types of households might be more likely to have high emissions in some areas than in others and thus be...