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Capital, labor, and productivity
Romer, Paul Michael, (1990)
Defining capital in growth models
Gort, Michael, (1999)
Hicks's traverse analysis : from Capital and Growth to Capital and Time
Hagemann, Harald, (2009)
The evolution of technologies and investment in innovation
Gort, Michael, (1986)
Decomposing technical change
Gort, Michael, (1993)
Foresight and public utility regulation
Gort, Michael, (1988)