The Republic of Korea fully launched its green finance scheme in 2009 and then introduced the environmental information disclosure system and the emission trading scheme in 2013 and 2015, respectively. However, their use has not increased dramatically, as the public sector has taken the major...

We investigate how irreversibility in "dirty" and "clean" capital stocks affects optimal climate policy, from both theoretical and numerical perspectives. An increasing carbon tax will reduce investments in assets that pollute, and so reduce emissions in the short term: our "irreversibility...