Ecovyst Inc. businesses include Ecoservices and Catalyst Technologies. Ecovyst Inc., formerly known as PQ Group Holdings Inc., is based in MALVERN, Pa....
+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 11 October 2025
2023-05-28 10:24:00 Sunday ET
Thomas Piketty connects the dots between economic growth and inequality worldwide with long-term global empirical evidence. Thomas Piketty (2017) &nbs
2018-03-29 14:28:00 Thursday ET
Share prices tumble for technology stocks due to Trump's criticism of Amazon's tax avoidance, Facebook user data breach of trust, and Tesla autopilo
2024-10-27 07:56:01 Sunday ET
Stock Synopsis: China Internet tech titans continue to grow amid greater competition. We launch our unique coverage of top 25 China Internet stocks. In t
2018-03-11 08:27:00 Sunday ET
At 89 years old, Hong Kong billionaire Li Ka-Shing announces his retirement in March 2018. With a personal net worth of $35 billion, Li has an incredible ra
2018-11-03 11:36:00 Saturday ET
Apple adds fresh features to its new iPad Pro and MacBook Air in addition to its prior suite of iPhone XS, iPhone XS Max, and iPhone XR back in September 20
2018-05-09 08:31:00 Wednesday ET
CBS and its special committee of independent directors have decided to sue the Redstone controlling shareholders because these directors might have breached