97/02472 Purchasing-power-parity (PPP) approach to energy-efficiency measurement: implications for energy and environmental policy

1997 ◽  
Vol 38 (3) ◽  
pp. 195-196
1974 ◽  
Vol 82 (4) ◽  
pp. 809-816 ◽  
Author(s):  
Ryan C. Amacher ◽  
John S. Hodgson

2002 ◽  
Vol 69 (1) ◽  
pp. 72-91 ◽  
Author(s):  
Natalie D. Hegwood ◽  
David H. Papell

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