New infrastructure projects may affect CO2 emissions and, thus, cost benefit analyses for these projects require a value to apply for CO2. This may be based on the marginal social cost of emissions or on the carbon price resulting from present and future policies. This paper argues that both...

New infrastructure projects may affect CO2 emissions and, thus, cost benefit analyses for these projects require a value to apply for CO2. This may be based on the marginal social cost of emissions or on the carbon price resulting from present and future policies. This paper argues that both...

New infrastructure projects may affect CO2 emissions and, thus, cost benefit analyses for these projects require a value to apply for CO2. The value may be based on the marginal social cost associated with emissions or on the shadow price resulting from present and future policies geared towards...