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Category of Business LiteraturePercentage FemalesMalesFemalesTotalDoreen Bloch's Notes

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Accounting10.00%18220

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Biography & History17.39%19423

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Business Life21.05%30838

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Economics10.34%26329

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Finance17.14%29635

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Industries & Professions3.70%26127

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International7.41%25227

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Investing22.22%21627Excluding the Women & Business category, Investing is the category with the largest proportion of female business writers, but not exceeding 25%.

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Job Hunting & Careers7.41%25227

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Management & Leadership4.35%22123

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Marketing & Sales11.54%23326

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Organizational Behavior8.00%23225

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Personal Finance15.63%27532

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Popular Economics3.45%28129

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Real Estate12.82%34539

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Skills19.44%29736

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Small Business & Entrepreneurship0.00%26026Small Business & Entrepreneurship has no female business writers in the Top 20.

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Women & Business74.19%82331Women & Business is the only category with majority female business writers.

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TOTAL15.58%43981520

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Byline counts for Top 20 books in each category. These are updated hourly by Amazon, so this is a snapshot in time, but extremely telling.

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From: http://www.amazon.com/gp/bestsellers/books/3/ref=pd_ts_b_ldr_3, Accessed: 11:40 AM EST February 20, 2012

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Since beginning this Analysis in June 2010, the total proportion of male to female business writers has hovered between 12% to 17% of Top 20 bylines.