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  2. Efficient-market hypothesis - Wikipedia

    en.wikipedia.org/wiki/Efficient-market_hypothesis

    Research by Alfred Cowles in the 1930s and 1940s suggested that professional investors were in general unable to outperform the market. During the 1930s-1950s empirical studies focused on time-series properties, and found that US stock prices and related financial series followed a random walk model in the short-term. [8]

  3. Wall Street and the Financial Crisis: Anatomy of a Financial ...

    en.wikipedia.org/wiki/Wall_Street_and_the...

    In an analysis of the media's coverage of the report, the Columbia Journalism Review criticizes the Wall Street Journal, the nation's foremost business newspaper, for its placement of the story in the third section of the day's paper, as well as its general dodging around the facts laid by and the criticisms made in the Report about Wall Street ...

  4. Experimental economics - Wikipedia

    en.wikipedia.org/wiki/Experimental_economics

    Experimental economics is the application of experimental methods [1] to study economic questions. Data collected in experiments are used to estimate effect size, test the validity of economic theories, and illuminate market mechanisms.

  5. Extraordinary assumptions and hypothetical conditions

    en.wikipedia.org/wiki/Extraordinary_assumptions...

    Carrying that example a step further, if one were to research the genetics of a transgenic potato, one might make the general assumption that God does not exist, or at least make the general assumption that He has no interest in affecting one's plant research. Even if you are religious and have faith in God, you can make a general assumption ...

  6. Extraordinary claims require extraordinary evidence - Wikipedia

    en.wikipedia.org/wiki/Extraordinary_claims...

    But extraordinary claims require extraordinary evidence. — Carl Sagan in his 1979 book Broca's Brain [ 2 ] The aphorism "Extraordinary claims require extraordinary evidence", according to psychologist Patrizio Tressoldi, "is at the heart of the scientific method , and a model for critical thinking , rational thought and skepticism everywhere".

  7. Analysis of competing hypotheses - Wikipedia

    en.wikipedia.org/wiki/Analysis_of_competing...

    The process discourages the analyst from choosing one "likely" hypothesis and using evidence to prove its accuracy. Cognitive bias is minimized when all possible hypotheses are considered. [1] Evidence – The analyst then lists evidence and arguments (including assumptions and logical deductions) for and against each hypothesis. [1]

  8. Empirical research - Wikipedia

    en.wikipedia.org/wiki/Empirical_research

    Empirical research is research using empirical evidence. It is also a way of gaining knowledge by means of direct and indirect observation or experience. Empiricism values some research more than other kinds. Empirical evidence (the record of one's direct observations or experiences) can be analyzed quantitatively or qualitatively.

  9. Scientific skepticism - Wikipedia

    en.wikipedia.org/wiki/Scientific_skepticism

    Scientific skeptics do not assert that unusual claims should be automatically rejected out of hand on a priori grounds—rather they argue that one should critically examine claims of paranormal or anomalous phenomena and that extraordinary claims would require extraordinary evidence in their favor before they could be accepted as having ...