Research on Technology Innovation of Coal Industry under Environmental Regulation

Multiple regression analysis of coal industry technology innovation is done by using data of years 1990-2008. It is found that technology innovation crowding-out effect do exist at coal industry. It is also found that environmental regulation can motivate coal enterprises technology innovation by adding variable. So the conclusion is got that proper environmental regulation policy is good for coal enterprises to improve competitiveness. Porter Hypothesis is tested. Keywords: environmental regulation, technology innovation, coal enterprise, crowding-out effect, Porter hypothesis