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 18 April 2026
2022-10-25 11:31:00 Tuesday ET

Corporate investment insights from mergers and acquisitions Relative market misvaluation between the bidder and target firms drives most waves of mergers
2025-07-01 13:35:00 Tuesday ET

In recent times, financial deglobalization and asset market fragmentation can cause profound public policy implications for trade, finance, and technology w
2018-02-03 07:42:00 Saturday ET

Quant Quake 2.0 shakes investor confidence with rampant stock market fears and doubts during the recent Fed Chair transition from Janet Yellen to Jerome Pow
2017-11-24 08:41:00 Friday ET

Is Bitcoin a legitimate (crypto)currency or a new bubble waiting to implode? As its prices skyrocket, bankers, pundits, and investors increasingly take side
2023-08-28 08:26:00 Monday ET

Jared Diamond delves into how some societies fail, succeed, and revive in global human history. Jared Diamond (2004) Collapse: how societies
2017-01-27 17:19:00 Friday ET

Tony Robbins explains in his latest book on personal finance that *patience* is the top secret to successful stock investment. The stock market embeds an