Placing a price on greenhouse gas emissions using an emissions tax or auctioning tradable permits provide the least cost government intervention to reduce pollution. Initial effects of the charge on pollution include an increase in the relative prices of greenhouse gas intensive products and...

Commodity levies are used increasingly to fund producer collective goods such as research and promotion. In the present paper we examine theoretical relationships between producer and national benefits from levy-funded research, and consider the implications for the appropriate rates of matching...