This article describes an annual database of physical infrastructure stocks for a cross section of 152 countries for 1950-95. The database includes estimates of six measures of infrastructure: the number of telephones, the number of telephone main lines, kilowatts of electricity-generating capacity, kilometers of total roads, kilometers of paved roads, and kilometers of railway lines. Both raw and manipulated data sets, in which series have been linked...
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详细
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1998/09/01
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日志文章
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77279
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1
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1
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2013/05/17
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Disclosed
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A database of world stocks of infrastructure for 1950-95
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paved road