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Margin Calls

According to Investopedia, a margin call arises when an investor borrows money from a broker to make investments.  When an investor uses margin to buy or sell securities, he pays for them using a combination of his own funds and borrowed money from a broker.  A margin call is triggered when the investor’s equity, as a […]

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Short Squeeze

A short squeeze occurs when a rapid rise in the price of a stock, precipitated by a lack of supply and an excess of demand, pressures short sellers to cover their positions on a stock, resulting in buying volume that drives the stock price up, further pressuring the remaining shorts.  Factors precipitating pressure on short […]

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What is ESG?

ESG stands for environmental, social, and governance, which are the three central factors in measuring sustainability and societal impact of an investment.  The concept of socially responsible business behavior is not new; it is controversial and is difficult to measure.  Investors should be aware of this issue and recognize that, to a considerable degree, acceptance […]

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Science Versus QED

Wikipedia defines science as “a systematic enterprise that builds and organizes knowledge in the form of testable explanations and predictions about the universe.” Wikipedia defines QED as “an initialism of the Latin phrase quod erat demonstrandum, literally meaning “what was to be shown”.  Traditionally, the abbreviation is placed at the end of a mathematical proof or […]

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Peer Review

With the world’s attention focused on Covid-19 and potential therapies and vaccines, it might be a good time to reflect on the quality of discourse relating to how the issues created by the pandemic might be resolved.  It is difficult for investors, the media, and others to evaluate “scientific” commentary for accuracy in the absence […]

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Federalism and Covid-19

Wikipedia defines Federalism in the U.S. as “the constitutional division of power between the U.S. state governments and the federal government.”  Federalism is complicated in practice and has been an area of contention since the beginnings of the U.S.  Over time, power has shifted away from the states and toward the national government. While still […]

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