Plantronics is a global leader in audio communications for businesses and consumers. They have pioneered new trends in audio technology for 50 years, creating innovative products that allow people to simply communicate. From unified communication solutions to Bluetooth' headsets, they deliver uncompromising quality, an ideal experience, and extraordinary service. Plantronics is used by every company in the Fortune 100, as well as 911 dispatch, air traffic control and the New York Stock Exchange....
+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 28 February 2026
2019-05-11 10:28:00 Saturday ET

The Trump administration still expects to reach a Sino-U.S. trade agreement with a better mechanism for intellectual property protection and enforcement. Pr
2018-01-21 07:25:00 Sunday ET

As he refrains from using the memorable phrase *irrational exuberance* to assess bullish investor sentiments, former Fed chairman Alan Greenspan discerns as
2018-03-13 07:34:00 Tuesday ET

From crony capitalism to state capitalism, what economic policy lessons can we learn from President Putin's current reign in Russia? In the 15 years of
2019-06-07 04:02:05 Friday ET

The world seeks to reduce medicine prices and other health care costs to better regulate big pharma. Nowadays the Trump administration requires pharmaceutic
2018-02-15 07:43:00 Thursday ET

Fed minutes reflect gradual interest rate normalization in response to high inflation risk. FOMC members revise up the economic projections made at the Dece
2023-12-09 08:28:00 Saturday ET

International trade, immigration, and elite-mass conflict The elite model portrays public policy as a reflection of the interests and values of elites. I