Defining the 'global middle class' as being neither poor nor rich in the developed world, we estimate the size of the global middle class in China and 33 other countries and analyze China's expanding middle class in international perspective. China's global middle class has grown rapidly and has...

Defining the ‘global middle class’ as being neither poor nor rich in the developed world, we estimate the size of the global middle class in China and 33 other countries and analyze China’s expanding middle class in international perspective. China’s global middle class has grown rapidly...

We assess whether global social welfare has improved in the last decades despite (or because of) the substantial increase in global population. We use for this purpose a relatively unknown but simple and attractive social evaluation approach called critical-level generalized utilitarianism...

This paper discusses past and current social policy strategies in the international aid architecture. From the 1990s, aid strategy and policy shifted to put a stronger emphasis on human development. This accelerated with the Millennium Development Goals and will continue under the Sustainable...

Migration of the unskilled clearly benefits the origin country, mainly due to the flow of remittances but also if the departure of some raises the ability of others to migrate. This depends on whether trade is a complement or a substitute for migration. The impact of such flows on the...

High-skilled workers are four times more likely to migrate than low-skilled workers. This skill bias in migration - often called brain drain - has been at the center of a heated debate about the welfare consequences of emigration from developing countries. In this paper, we provide a global...

This paper reviews a growing literature on migration and globalization, focusing on its relevance for developing and emerging economies. It documents the role of diaspora networks in enhancing cross-border flows of goods, capital, and knowledge, eventually contributing to efficient...