Monthly Archives: January 2011

Why Did the Egyptian Nation Suddenly Collapse?

Why did the Egyptian nation suddenly collapse? No, not the violent chaos of late January 2011, but the first documented social upheaval in Egyptian history. An interesting read: _________________________________________________________________ _________________________________________________________________ Why Did a Great Egyptian Civilization Suddenly Collapse? The Mysterious … Continue reading

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An Argument for “Astrology”

Astrology is the belief that the time of year one is born affects things like personality. Here is a supposed “personality profile” for the present astrological-sign. We dismiss it as absurd: How would such a random thing as birthdate affect … Continue reading

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USA’s Total Fertility Rates by Race, 1980-2008

NOTE: New data has allowed me to post a new version of this graph through 2010: USA’s Total Fertility Rates by Race, 1980-2010 White fertility rate: A caveat: Race-fertility calculations in the USA are based on race of mother. One … Continue reading

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The Decline of Abortion

The Inductivist posted a study from University-of-Memphis economists, which claims the perceived threat of HIV lowered the rate of unwanted pregnancies and abortions. [Inductivist adds:] The PC strategy of scaring the hell out of heterosexuals turned out to be a … Continue reading

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Why Do Women Live Longer than Men?

Blogger Dennis Mangan has proposed a somewhat-convoluted theory for why females live longer than males. He thinks it has to do with ancient polygamy. One way to test this: Comparing sex-based differences in life-expectancy in U.S. blacks vs. U.S. whites. … Continue reading

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Fleeing Polygamy? Senegalese Young Men Flock to Europe

Does polygamy explain why Senegalese immigration to Europe is so high? A commenter suggests it does: [Polygamist Senegal's] extra men simply migrate to the West… [Excess males] naturally gravitate to more hospitable societies. Smugglers of Senegalese illegal-immigrants into Europe are … Continue reading

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Scranton vs. Boise: Population Change and Education

Population Change in the 1990s and 2000s: Scranton, Pennsylvania vs. Boise, Idaho 1990 2000 2009 Diff. ’90-’09 Scranton Metro 575,000 561,000 549,000 -4.5% Boise Metro 320,000 465,000 606,000 +89.7% USA (millions) 249 281 307 +23.4% “The whites who live in … Continue reading

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The Most- and Least-Educated U.S. Metro Areas

Q. What percentage of 25-to-34-year-old residents of the USA hold a college degree? A. 30.5% (34% for women and 27% for men). But, as you’d expect, it varies wildly from place to place. I’ve delved into the data on educational-attainment … Continue reading

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