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China's energy intensity and its determinants at the provincial level
(Massachusetts Institute of Technology, 2009)
Energy intensity is defined as the amount of energy consumed per dollar of GDP (Gross Domestic Product). The People's Republic of China's (China's) energy intensity has been declining significantly since the late 1970s. ...
An analysis of the current investment trend in the U.S. toll road sector
(Massachusetts Institute of Technology, 2008)
In recent years, long term concessions through public-private partnerships (PPP's) in the US toll road sector have emerged and are expected to become a phenomenon in the near future. Up until now, only two large scale ...