Numbers, Facts and Trends Shaping Your World

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    Survey Methods

    Pew Research Center February – March 2015 Survey This report is based on telephone surveys in the United States and Germany conducted under the direction of Princeton Survey Research Associates International. In the U.S., interviews were conducted February 26 to March 1, 2015 among a national sample of 1,003 adults, 18 years of age or […]

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    Appendix C: Putting Findings From the Religious Landscape Study Into Context

    The 2014 Religious Landscape Study has several unique strengths. Its large sample size (n=35,071) and detailed, branching set of questions about religious identity make it possible to estimate the size of a wide variety of religious groups with a high degree of precision. The large sample also makes it possible to describe the characteristics of […]

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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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    Hispanics of Puerto Rican Origin in the United States, 2013

    An estimated 5.1 million Hispanics of Puerto Rican origin resided in the 50 U.S. states and the District of Columbia in 2013, according to a Pew Research Center analysis of the Census Bureau’s American Community Survey.

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    References

    Updated August 13, 2015: This new edition includes corrected estimates for Iceland, Luxembourg, the Netherlands and Taiwan, and some related aggregated data. Alwang, Jeffrey, Paul B. Siegel and Steen L. Jorgensen. 2001. “Vulnerability: A View from Different Disciplines.” Washington, D.C.: World Bank, June. http://documents.worldbank.org/curated/en/2001/06/1637776/vulnerability-view-different-disciplines Baicker, Katherine and Amitabh Chandra. 2005. “The Labor Market Effects of Rising […]

  • short reads

    6 key takeaways about the world’s emerging middle class

    During the first decade of this century, the world experienced a dramatic drop in the number of people living in poverty and a significant rise in the number who could be considered middle income, but the majority of the global population remains low income.

  • report

    Americans’ Views on Mobile Etiquette

    For many Americans, cellphones are always present and rarely turned off. This creates new social challenges, as people believe that different public and social settings warrant different sensitivities for civil behavior.