3Henriques I, Sadorsky P. Oil prices and the stock prices of alternative ene- rgy companies [J].Energy Economics, 2008,30(3): 998-1010.
4Kumar S, Managi S, Matsuda A. Stock prices of clean energy firms, oil and carbon markets: A vector autoregressive analysis [J].Energy Economics, 2012,34(1): 215-226.
5Managi S, Okimoto T. Does the price of oil interact with clean energy prices in the stock market? [J].Japan and the World Economy,2013,27: 1-9.
6R Smale,M Hartley,C Hepburn, J Ward,M Grubb. The impact of C02 emissions trading on firm profits and market prices [J].Climate Policy, 2006.