The Cigna Group, together with its subsidiaries, provides insurance and related products and services principally in the United States. The Cigna Group, formerly known as Cigna Corporation, is based in Bloomfield, Connecticut....
+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 9 May 2026
2017-02-13 09:35:00 Monday ET

JPMorgan Chase CEO Jamie Dimon says President Trump has now awaken the *animal spirits* in the U.S. stock market. The key phrase, animal spirits, is the
2023-09-21 09:26:00 Thursday ET

Jordi Gali delves into the science of the New Keynesian monetary policy framework with economic output and inflation stabilization. Jordi Gali (2015)
2018-03-07 07:34:00 Wednesday ET

President Trump tweets his key decision to oust State Secretary Rex Tillerson after several months of intense disagreement over diplomatic affairs. Trump so
2020-03-26 10:31:00 Thursday ET

The unique controversial management style of Steve Jobs helps translate his business acumen into smart product development. Jay Elliot (2012) Leading
2025-10-12 13:32:00 Sunday ET

Stock Synopsis: With a new Python program, we use, adapt, apply, and leverage each of the mainstream Gemini Gen AI models to conduct this comprehensive fund
2018-04-02 07:33:00 Monday ET

China President Xi JinPing tries to ease trade tension between America and China in his presidential address at the annual Boao forum. In his vulnerable att