Tortoise Acquisition Corp. (NYSE:SHLL)

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Tortoise Acquisition Corp. is a blank check company. It aims to acquire one or more businesses and assets, via a merger, capital stock exchange, asset acquisition, stock purchase or reorganization. Tortoise Acquisition Corp. is based in New York, United States....

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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 11 July 2026

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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 fundamental analysis of Texas Instruments (U.S. stock symbol: $TXN).

Monica McNeil

2025-10-13 12:32:00 Monday 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 fundamental analysis of Texas Instruments (U.S. stock symbol: $TXN).

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

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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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Saudi Aramco aims to initiate its fresh IPO in December 2019.

Charlene Vos

2019-12-13 09:32:00 Friday ET

Saudi Aramco aims to initiate its fresh IPO in December 2019.

Saudi Aramco aims to initiate its fresh IPO in December 2019. Several investment banks indicate to the Saudi government that most investors may value the mi

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AYA fintech finbuzz analytic report on the global macro economic outlook Summer-Fall 2019

Andy Yeh Alpha

2019-08-07 08:32:00 Wednesday ET

AYA fintech finbuzz analytic report on the global macro economic outlook Summer-Fall 2019

Our fintech finbuzz analytic report shines fresh light on the current global economic outlook. As of Summer-Fall 2019, the current analytic report focuses o

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Oxford macro professor Stephen Nickell and his co-authors delve into the trade-off between inflation and unemployment in the dual mandate of price stability and maximum employment.

Apple Boston

2023-08-07 12:29:00 Monday ET

Oxford macro professor Stephen Nickell and his co-authors delve into the trade-off between inflation and unemployment in the dual mandate of price stability and maximum employment.

Oxford macro professor Stephen Nickell and his co-authors delve into the trade-off between inflation and unemployment in the dual mandate of price stability

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Global debt surges to $250 trillion in the fiscal year 2019.

Olivia London

2019-12-28 09:36:00 Saturday ET

Global debt surges to $250 trillion in the fiscal year 2019.

Global debt surges to $250 trillion in the fiscal year 2019. The International Institute of Finance analytic report shows that both China and the U.S. accou

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