It is shown that a surprise increase in the current price (due to, say, a change in the tariff rate) may cause a resource firm to increase or decrease its current rate of extraction, depending on its expectation of future changes in the price. The key parameters are the rate of price change in...

In this paper, we consider oligopolistic equilibria in subgame-perfect strategies in continuous time, and investigate the effect of stock discovery on the profits of non-identical natural resource oligopolists. We show that a uniform addition to all stocks does not necessarily increase the...

We endogenise the extent of consumer participation in the recycling process, and analyse its effect on the 'recycling problem'. When recycling requires consumers to undertake costly sorting activities to separate scrap from household waste, they will participate only if the net reward from...