The majority of microenterprises in most developing countries remain informal despite more than a decade of reforms aimed at making it easier and cheaper for them to formalize. This paper summarizes the evidence on the effects of entry reforms and related policy actions to promote firm...

This study uses a computable general equilibrium model to analyze various policy scenarios for a carbon tax on greenhouse gas emissions from petroleum fuels and kerosene in Ethiopia. The carbon tax starts at $5 per ton of carbon dioxide in 2018 and rises to $30 per ton in 2030. Different...

Using a new, large data set on quarterly reserve requirements for the period 1970-2011, this paper provides new evidence on the use of reserve requirements as a countercyclical macroprudential tool in developing countries. The appeal of reserve requirements lies in the pro-cyclical behavior of...

A model of firm innovation illustrates the effects of the threat of imitation and product varieties on a representative firm's decision to invest in research and development to produce new product varieties. The model motivates two empirical questions: (1) Is research and development partially...

This paper explores endogenous institution formation under a catching-up strategy in developing countries. Since the catching-up strategy is normally against the compartive advantages of the developing countries, it can not be implemented through laissez-faire market mechanisms, and a government...

While the 2008 financial crisis is global in nature, it is likely to have heterogeneous welfare impacts within the developing world, with some countries, and some people, more vulnerable than others. It also threatens to have lasting impacts for some of those affected, notably through the...

The benefits of financial development and globalization have come with continuing fragility in financial sectors. Periodic crises have had real but heterogeneous welfare impacts and not just for poor people; indeed, some of the conditions that foster deep and persistent poverty, such as lack of...

This paper briefly reviews new indices of trade restrictiveness and trade facilitation that have been developed at the World Bank. The paper also compares the trade impact of different types of trade restrictions applied at the border with the effects of domestic policies that affect trade...