Numbers, Facts and Trends Shaping Your World

Search results for: “2011”


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    Appendix: Methodology and Data Sources

    Updated August 13, 2015: This new edition includes corrected estimates for Iceland, Luxembourg, the Netherlands and Taiwan, and some related aggregated data. This study estimates the population distributions by per capita income in 2001 and 2011 in 111 countries. The distributions are derived from household survey data collected in each country. For most countries, however, […]

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    4. Middle class incomes fall further behind upper-tier incomes

    The dispersion of American adults out of the middle is accompanied by rising inequality. Trends in household income show rising prosperity overall from 1970 to 2014, but median income increased the most for upper-income households and by less for middle-income and lower-income households.[40. numoffset=”40″ In this report, “income” refers to pre-tax household income as reported […]

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    Chapter 3: The Changing Characteristics of Recent Immigrant Arrivals Since 1970

    Today’s recently arrived immigrants are sharply different from their counterparts of 50 years ago, not only in their origins and current states of residence, but also in their education levels, occupations and economic well-being, according to a Pew Research Center analysis of U.S. Census Bureau data. Most visibly, Asia is now the largest region of […]

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    About the Report

    Updated August 13, 2015: This new edition includes corrected estimates for Iceland, Luxembourg, the Netherlands and Taiwan, and some related aggregated data. This report examines changes in the distribution of the global population by income from 2001 to 2011. Of special interest is the change in the global middle-income population, or the global middle class. […]

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    Methodology

    Data Sources The demographic and income data in this report are derived from the Current Population Survey, Annual Social and Economic Supplements (ASEC), which is conducted in March of every year. The specific files used in this report are from March 1971 to March 2015. Conducted jointly by the U.S. Census Bureau and the Bureau […]

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