AT&T Inc. is the second largest wireless service provider in North America and one of the world's leading communications service carriers. Through its subsidiaries and affiliates, the company offers a wide range of communication and business solutions that include wireless, local exchange, long-distance, data/broadband and Internet, video, managed networking, wholesale and cloud-based services. With assets like HBO, CNN and TNT, AT&T's acquisition of Time Warner has created new kinds of online videos and opened up avenues for targeted advertisements. The company is also focusing on streaming services with AT&T TV and HBO Max. This is likely to create other avenues to monetize content as it expands 5G coverage across the country....
+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 14 February 2026
2022-02-25 00:00:00 Friday ET

Empirical tests of multi-factor models for asset return prediction The capital asset pricing model (CAPM) of Sharpe (1964), Lintner (1965), and Bla
2019-02-06 10:36:49 Wednesday ET

President Trump delivers his second state-of-the-union address to U.S. Congress. Several key themes emerge from this presidential address. First, President
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
2020-04-17 07:23:00 Friday ET

Clayton Christensen defines and delves into the core dilemma of corporate innovation with sustainable and disruptive advances. Clayton Christensen (2000)
2017-12-14 12:41:00 Thursday ET

Federal Reserve raises the interest rate by 25 basis points to the target range of 1.25% to 1.5% as FOMC members revise up their GDP estimate from 2% to 2.5
2025-10-31 12:26:00 Friday ET

With respect to wider weight loss treatment and obesity treatment, the global market for GLP-1 medications now grows substantially to benefit more than 1 bi