You can learn how to calculate the Herfindahl index in Excel. You can create a data table that takes input data from the user or imports data from another file (use the important option). The squares of the market share percentage values can be calculated separately using the ‘Function wizard’. The Herfindahl-Hirschman Index, also called the Herfindahl Index, measures the extent to which market share is concentrated among a few or many companies. It measures market concentration of an industry’s fifty biggest firms in order to determine whether that industry has a healthy number of competitors or is nearing monopoly. Furthermore, the Justice Department uses the Herfindahl Index to decide whether a merger is good for competition in the marketplace. A market with an HHI under 1,000 is considered competitive. The Justice Department is likely to scrutinize a merger in an industry with a post-merger HHI of between 1,000 and 1,800, and it is almost certain to The Herfindahl-Hirschman index and occupational concentration by industry. March 05, 2014. Some occupations are found in nearly every industry in the United States, while others are specific to one or only a few industries. The Herfindahl-Hirschman index (HHI) can be used to provide a measure of occupational concentration by industry. The Herfindahl-Hirschman Index Stephen A. Rhoades, of the Board's Division of Research and Statistics, prepared this technical note. The Herfindahl-Hirschman index, better known as the Herfindahl index, is a statistical measure of concentration. It has achieved an unusual degree of visibility for a statistical index because of its use by useful surrogate for individual data. However, in practice, there is uncertainty on the reliability and adequacy of aggregated data. In this paper we estimate the Herfindahl-Hirschman Index (HHI) for a loan portfolio using both aggregate data and individual data. Then, we compare both estimates to assess the reliability of the aggregated data.
Kaiser Family Foundation analysis of data from the California Department of The Herfindahl-Hirschman Index (HHI) is a measure of how evenly market share Report, 2013 China. China herfindahl-hirschman index (HHI) - graphite was 0.45 in 2013 - the single year for which the data is available at the moment.
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Herfindahl-Hirschman Index The term “HHI” means the Herfindahl–Hirschman Index, a commonly accepted measure of market concentration. The HHI is calculated by squaring the market share of each firm competing in the market and then summing the resulting numbers. The Herfindahl-Hirschman Index (HHI) is a common measure of market concentration and is used to determine market competitiveness, often pre- and post- M&A transactions. When I am lazy, or looking for a quick snap, I like to browse "Images" related to a search. Generally, from this, one can track back to source. BTW, "lazy" was made to be fit and proper by the growth of techy'ness and nerdy'ness (lazy evaluation,
23 Dec 2019 Many jurisdictions either may be unable to administratively collect data or experience delays in collection that make data regarding turbulent 11 Jul 2019 Graph 7.2 - Herfindahl Hirschman index of product concentration of exports, 1995 -2017. English. More On arrow down Toggle Dropdown. The Herfindahl-Hirschman Index (HHI) is a commonly accepted and used measure of market concentration. It is calculated by squaring the market share of each 12 Mar 2012 Abstract High concentration ratio (C)—Herfindahl (H) index correlations found in United States studies may be biased upward by using 6 Jun 2019 The Herfindahl Index, also known as the Herfindahl-Hirschman Index (HHI), measures the market concentration of an industry's 50 largest firms