Strategic considerations of exploration and extraction are investigated in a two-player, two-period, two-stage perfect equilibrium framework. Relative to two "plant" monopoly, the duopolists explore more and extract more period by period. A mixed game in which there is cooperation "upstream" in...

We introduce decay in produced capital and exogenous technical progress to the recent "Solow Model" of Asheim et al. with population growth and observe the possible collapse of the economy given too high a rate of decay. "Enough" technical progress can restore sustainable per capita consumption.