I construct an immigration policy index which is heterogeneous across destination-origin country pairs and variant over time. This index is based on three types of entry visa restrictions: visa required, visa not required for short stays and visa not required at all. When estimated in levels,...

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...

Institutions are now widely believed to be important in explaining performance. In this paper, we analyze whether commonly used measures of institutions have any significant, measurable impact on performance, whether of countries or firms. We look at three 'levels' of institutions and associated...

Institutions are now widely believed to be important in explaining performance. In this paper, we analyse whether commonly used measures of institutions have any significant, measurable impact on performance, whether of countries or firms. We look at three ‘levels’ of institutions and...

Institutions are now widely believed to be important in explaining performance. In this paper, we analyze whether commonly used measures of institutions have any significant, measurable impact on performance, whether of countries or firms. We look at three 'levels' of institutions and associated...