Author Archives: James_Hamilton

Flash-mob finance

Modern communication infrastructure can facilitate swift simultaneous action by a large number of people. If used to coordinate a surprise attack, an organized mob can overcome a store or even the capitol building. Is Wall Street the next target?
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Record-breaking drop in GDP

The Bureau of Economic Analysis announced today that seasonally adjusted U.S. real GDP was 9.5% lower in the second quarter than it had been in the first quarter, which they reported as a decline at an annual rate of 32.9% (0.9054 – 1 = -0.329). That is four times as large a quarterly decline as anything since the BEA began reporting quarterly GDP in 1947, and represents a 10 sigma (10 standard deviations) event.
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Interpreting the unemployment numbers

The Bureau of Labor Statistics announced Friday that 2.5 million more Americans were working in May than in April. That’s the biggest monthly increase since 1946, both in terms of the number of workers and as a percentage of the workforce. The unemployment rate dropped from 14.7% in April to 13.3% in May, the biggest monthly drop since 1950. All this is very good news. But there are also indications that we are in a deeper hole than the headline numbers suggest. Here I explain why I believe the true unemployment rate in May was a number more like 19.8%.
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