Berkshire Hathaway Inc. (NYSE:BRK.A)

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Berkshire Hathaway Inc. is a holding company owning subsidiaries engaged in a number of diverse business activities. The most important of these are insurance businesses conducted nationwide on a primary basis and worldwide on a reinsurance basis. Berkshire also owns and operates a number of other businesses engaged in a variety of activities, as identified herein....

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Here we provide our AYA proprietary alpha stock signals for all premium members on our AYA fintech network platform. Specifically, a high Fama-French multi-factor dynamic conditional alpha suggests that the stock is likely to consistently outperform the broader stock market benchmarks such as S&P 500, Dow Jones, Nasdaq, Russell 3000, MSCI USA, and MSCI World etc. Since March 2023, our proprietary alpha stock signals retain U.S. Patent and Trademark Office (USPTO) fintech patent protection, approval, and accreditation for 20 years. Our homepage and blog articles provide more details on this proprietary alpha stock market investment model with robust long-term historical backtest evidence.

Sharpe-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 3 October 2026

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Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* of faster retail price adjustments.

Amy Hamilton

2018-08-23 11:34:00 Thursday ET

Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* of faster retail price adjustments.

Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* that online retailers such as Amazon, Alibaba, and eBay etc use fas

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AYA fintech finbuzz illustrative video tutorials on YouTube

Amy Hamilton

2019-05-05 10:46:10 Sunday ET

AYA fintech finbuzz illustrative video tutorials on YouTube

This video collection shows the major features of our AYA fintech network platform for stock market investors: (1) AYA stock market content curation;&nbs

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Chinese Belt-and-Road funds large international infrastructure investment projects primarily in East Asia, Central Asia, North Africa, and Italy.

Fiona Sydney

2019-04-15 08:37:00 Monday ET

Chinese Belt-and-Road funds large international infrastructure investment projects primarily in East Asia, Central Asia, North Africa, and Italy.

Chinese Belt-and-Road funds large international infrastructure investment projects primarily in East Asia, Central Asia, North Africa, and Italy. Chinese Be

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Peter Isard analyzes the proper economic policy reforms and root causes of global financial crises of the 1990s and 2008-2009.

Jonah Whanau

2023-08-14 09:25:00 Monday ET

Peter Isard analyzes the proper economic policy reforms and root causes of global financial crises of the 1990s and 2008-2009.

Peter Isard analyzes the proper economic policy reforms and root causes of global financial crises of the 1990s and 2008-2009. Peter Isard (2005) &nbs

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President Trump may reluctantly sign the congressional border wall deal in order to avert another U.S. government shutdown.

Apple Boston

2019-02-13 11:00:00 Wednesday ET

President Trump may reluctantly sign the congressional border wall deal in order to avert another U.S. government shutdown.

President Trump may reluctantly sign the congressional border wall deal in order to avert another U.S. government shutdown. With his executive power to decl

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Rakesh Jhunjhunwala is India's equivalent to Warren Buffett in America.

Jonah Whanau

2016-10-19 00:00:00 Wednesday ET

Rakesh Jhunjhunwala is India's equivalent to Warren Buffett in America.

India's equivalent to Warren Buffett in America, Rakesh Jhunjhunwala, offers several key lessons for stock market investors: When the press o

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