In this paper we analyze the eects of the choice of price (taxes) versus quantity (tradable permits) instruments on the policy response to technological change. We show that if policy responses incur transactional and political adjustment costs, environmental targets are less likely to be...

Imperfect measurement of uncertainty (deeper uncertainty) in climate sensitivity is introduced in a two-sectoral integrated assessment model (IAM) with endogenous growth, based on an extension of DICE. The household expresses ambiguity aversion and can use robust control via a 'shadow ambiguity...