Duolingo Inc. provides mobile language learning platform. Duolingo Inc. is based in PITTSBURGH....
+See MoreSharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 21 March 2026
2018-11-15 12:35:00 Thursday ET

Warren Buffett approves Berkshire Hathaway to implement new meaningful stock repurchases. Buffett sends a positive signal to the stock market with the Berks
2016-11-08 00:00:00 Tuesday ET

Donald Trump defies the odds to become the new U.S. president. He wants to make America great again. He seeks to repeal Obamacare. He has zero tole
2018-12-18 10:38:00 Tuesday ET

President Trump threatens to shut down the U.S. government in 2019 if Democrats refuse to help approve $5 billion public finance for the southern border wal
2019-08-30 11:35:00 Friday ET

The conventional wisdom suggests that chameleons change their skin coloration to camouflage their presence for survival through Darwinian biological evoluti
2017-12-11 08:42:00 Monday ET

Fed Chair Janet Yellen says the current high stock market valuation does not mean overvaluation. A stock market quick fire sale would pose minimal risk to t
2019-08-04 08:26:00 Sunday ET

U.S. and Chinese trade negotiators hold constructive phone talks after Presidents Trump and Xi exchange reconciliatory gestures at the G20 summit in Japan.