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Adapting productivity theory to the quadratic cost function : an application to the Spanish electric sector
MartĂnez-Budria, E., (2003)
Cost function estimates, scale economies and technological progress in the Turkish electricity generation sector
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An analysis of the Spanish electrical utility industry : economies of scale, technological progress and efficiency
Arcos, Angel, (2009)
Tax efficiency in selected Indian states
Jha, Raghbendra, (1999)
Some rdimentary macroeconomics of the budgetary deficit and debt
Modern theory of public finance
Jha, Raghbendra, (1987)