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1. Introduction - 早稲田大学

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Saka and Oshika (2010) at KAA<br />

2. Previous Research and Hypotheses<br />

Previous Researches<br />

Cormier and Magnan (1997) , Cormier and Magnan (1997) ,<br />

Konar and Cohen (2001)<br />

Barth and McNichols (1994) , Garber and Hammitt (1998),<br />

Bae and Sami (2005), Graham et al. (2001)<br />

Impact of CO 2 Emissions<br />

Global Warming Measures Law<br />

CO2 emission data for business is available from FY2006.<br />

JAA Special Committee Final Report (2009)<br />

Higher CO 2 emissions may force the businesses to invest in emission<br />

reductions or to purchase CO 2 emission rights.<br />

Companies failing to fulfill the targets of the Kyoto Protocol may lose<br />

some sales and business dealings.<br />

H1: CO 2 emissions have a negative impact on market value.

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