This working paper presents a new dataset on the sources of billionaire wealth and uses it to describe changes in extreme wealth in the United States, Europe, and other advanced countries. The data classify wealth as either self-made or inherited and identify the company and industry from which...

This paper uses firm-level data on manufacturing trade from 40 developing countries to explore how the five largest exporters in a country contribute to export growth and diversification. The origins of these firms are also studied. The data show that the top five exporters account for on...

This paper investigates three cases — Malaysia, Costa Rica, and Morocco — in which host authorities were successful in using foreign direct investment to change the export profile of the domestic economy. Each case highlights the importance of first-mover firms, and clusters of follower...

At a time of soaring price increases in the United States, inflation in the US import sector has been soaring the most. Import price inflation in the first half of 2022 was in the double digits, above US consumer price index and personal consumption expenditures inflation. Excess demand for...