In developing countries, informal firms account for up to half of economic activity. They provide livelihood for billions of people. Yet their role in economic development remains controversial with some viewing informality as pent-up potential and others viewing informality as a parasitic...

This article provides a broad overview of the measurement techniques used in estimating GDP and the national accounts in the United States. In the United States, the GDP and the national accounts estimates are fundamentally based on detailed economic census data and other information that is...

It's fun to pass judgment on waste, size, usefulness, complexity, and excessive compensation. But as economists, we have an analytical structure for thinking about these questions. "I don’t understand it" doesn't mean "it's bad," or "regulation will improve it." That attitude pervades...

The pace and scale of China's economic transformation have no historical precedent. In 1978, China was one of the poorest countries in the world. The real per capita GDP in China was only one-fortieth of the U.S. level and one-tenth the Brazilian level. Since then, China's real per capita GDP...

We study the rise of finance across a set of now-industrial economies. The long-run pattern of the growth of the income share of finance from the nineteenth century to current times in the United States is similar to some economies, but not all economies reach the same size and instead reach a...

There are two prevailing perspectives on how China took off. One emphasizes the role of globalization—foreign trade and investments and special economic zones; the other emphasizes the role of internal reforms, especially rural reforms. Detailed documentary and quantitative evidence...

The US financial services industry grew from 4.9 percent of GDP in 1980 to 7.9 percent of GDP in 2007. A sizeable portion of the growth can be explained by rising asset management fees, which in turn were driven by increases in the valuation of tradable assets, particularly equity. Another...

Many economists are accustomed to thinking about Federal Reserve policy in terms of the institution's "dual mandate," which refers to price stability and high employment, and in which the exchange rate and other international variables matter only insofar as they influence inflation and the...

The development of the US manufacturing sector over the last half-century displays two striking and somewhat contradictory features: 1) the growth of real output in the US manufacturing sector, measured by real value added, has equaled or exceeded that of total GDP, keeping the manufacturing...

Low-income countries typically collect taxes of between 10 to 20 percent of GDP while the average for high-income countries is more like 40 percent. In order to understand taxation, economic development, and the relationships between them, we need to think about the forces that drive the...