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 24 January 2026
2018-01-10 08:40:00 Wednesday ET

President Trump considers imposing retaliatory economic sanctions on Chinese products and services in direct response to China's theft and infringement
2018-10-13 10:44:00 Saturday ET

Dow Jones tumbles 3% or 831 points while NASDAQ tanks 4%, and this negative investor sentiment rips through most European and Asian stock markets in early-O
2018-12-11 10:34:06 Tuesday ET

Several eminent American China-specialists champion the key notion of *strategic engagement* with the Xi administration. From the Hoover Institution at Stan
2018-01-29 07:38:00 Monday ET

President Donald Trump delivers his first state-of-the-union address. Several key highlights touch on economic issues from fiscal stimulus and trade protect
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
2020-04-03 09:28:00 Friday ET

The Intel trinity of Robert Noyce, Gordon Moore, and Andy Grove establishes the primary semiconductor tech titan in Silicon Valley. Michael Malone (2014)