National framework conditions mediate the effect of technological capabilities of firms on their productivity. Although this has been recognized in the literature for a long time, a quantitative test that explicitly considers this hypothesis has been lacking. Using a World Bank datasets of about...

Using the rich micro data set of the World Bank Investment Climate Survey, this paper examines the determinants of productivity among manufacturing firms in the context of a least developed country, Tanzania. In particular it seeks to evaluate the importance of technological variables - such as...

Relying on a structural nonparametric estimation, we show that CO2 emissions clearly increase with income at low income levels. For higher income levels, we observe a decreasing relationship, though not significant. We also find that CO2 emissions monotonically increases with energy use at a...