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January 27, 2026 

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HERFINDAHL-HIRSHMAN INDEX: A measure of concentration of the production in an industry that's calculated as the sum of the squares of market shares for each firm. This is an alternative method of summarizing the degree to which an industry is oligopolistic and the relative concentration of market power held by the largest firms in the industry. The Herfindahl index gives a better indication of the relative market control of the largest firms than can be found with the four-firm and eight-firm concentration ratios.

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ALTERNATIVE UNEMPLOYMENT RATES

The official unemployment rate estimated and reported monthly by the Bureau of Labor Statistics (BLS) using data from Current Population Survey is one of six alternative measures of unemployment tracked and reported by the BLS, officially labeled sequentially U1 through U6. The "official" unemployment rate is U3. The other five measures seek to document different ways in which labor can be under utilized, including unemployment duration, job losers, discouraged workers, marginal workers, and part-time workers.

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APLS

BLACK DISMALAPOD
[What's This?]

Today, you are likely to spend a great deal of time at a dollar discount store hoping to buy either a T-shirt commemorating the 2000 Olympics or a genuine fake plastic Tiffany lamp. Be on the lookout for slow moving vehicles with darkened windows.
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Rosemary, long associated with remembrance, was worn as wreaths by students in ancient Greece during exams.
"Don't judge each day by the harvest you reap, but by the seeds you plant."

-- Robert Louis Stevenson, Author

LAN
Locally Asymptotically Normal
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