This paper presents evidence on whether multinationals are flocking to developing country 'pollution havens'. Although we find some evidence that foreign investors locate in sectors with high levels of air pollution, the evidence is weak at best. We then examine whether foreign firms pollute...

Is there any empirical evidence that firms become more efficient after becoming exporters? Do firms that become exporters generate positive spillovers for domestically-oriented producers? In this paper we analyze the causal links between exporting and productivity using firm-level panel data...

This paper reports the results from a randomized evaluation of a microcredit program introduced in rural areas of Morocco starting in 2006 by Al Amana, the country's largest microfinance institution. Al Amana was the only MFI operating in the study areas during the evaluation period. Thirteen...

We study the demand for household water connections in urban Morocco, and the effect of such connections on household welfare. In the northern city of Tangiers, among homeowners without a private connection to the city's water grid, a random subset was offered a simplified procedure to purchase...

This paper conducts counterfactual historical analysis of several monetary policy rules by contrasting actual settings of instrument variables with values that would have been specified by the rules in response to prevailing conditions. Of particular interest is whether major policy mistakes,...