In an investment contest for environmental policy, polluters and victims ofpollution invest in an increase of their marginal benefits of pollution and environmentalquality, respectively. These investments influence time-consistent environmental policy...

We study environmental policy for a polluting firmthat can invest in extracapacity. The optimal levels of allowed output as well as the tax rate are increasingin investment. With divisible investment, commitment always leads to the first best,under direct regulation and taxation. Time-consistent...