The Economics of Community Open Source Software Projects: An Empirical Analysis of Maintenance Effort

<table>Scatter plot of time entropy (<svg height="15.6875" id="M273" style="vertical-align:-3.3907pt" version="1.1" viewbox="0 0 14.8875 15.6875" width="14.8875" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>) and average unit maintenance effort (<svg height="11.9625" id="M274" style="vertical-align:-3.3907pt" version="1.1" viewbox="0 0 13.775 11.9625" width="13.775" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg>) variables. Axes in logarithmic scale, model  <svg height="23.2125" id="M275" style="vertical-align:-3.3907pt" version="1.1" viewbox="0 0 115.475 23.2125" width="115.475" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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Advances in Software Engineering

fig5

Figure 5

Figure 5: The Economics of Community Open Source Software Projects: An Empirical Analysis of Maintenance Effort 