Public debt in developing economies rose at a fast clip during 2020-21, at least partly due to the onset of the global Covid-19 pandemic. Nobel laureate Paul Krugman opined in early 2021 that "fighting covid is like fighting a war." This paper argues that the Covid-19 pandemic shares many traits...

Public debt in developing economies rose at a fast clip during 2020-21, at least partly due to the onset of the global Covid-19 pandemic. Nobel laureate Paul Krugman opined in early 2021 that "fighting covid is like fighting a war." This paper argues that the Covid-19 pandemic shares many traits...

The authors use firm-level, cross-county data from Investment Climate surveys in 49 developing countries to investigate an important channel through which informality can affect productivity: access to credit and external finance. Informality is measured as self-reported lack of tax compliance...

Adverse shocks to rich countries often have a large and persistent negative impact on investment and output in developing countries. This paper examines a transmission mechanism that can account for this stylized fact. The mechanism is based on the existence of international financial frictions....

This paper poses a question: do firms in developing countries not innovate because they are unwilling to? The question moves away from the conventional focus on the obstacles (such as the lack of access to finance) that hinder firms' innovation ability. The World Bank's Enterprise Survey is used...

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...