Sublime

researchers in this book were asked, for such targets, to attempt to identify the nonabsolute value that would provide the best benefit-cost ratio over the next 15 years.

the cost estimates are limited to just one year

when resources to improve the lives of the poor are scarce, how can we get these resources to go further – much further?

In the third scenario, I assume that climate policy after 2020 will continue as before. That is, the carbon tax keeps rising with the discount rate between 2020 and 2100.

at $500 MTC−1 AC costs about $1 trillion per ppm.

Property rights or redistribution schemes can be cleverly designed to realize a system of incentives which could dramatically lower the costs of mitigation and adaptation policies, especially when these are linked to technological improvements, knowledge,

some thought has been given to balloons

the mean global value taken from studies that employed reasonable discount rate and value of life assumptions is less than $25 per ton of CO2.10

In a world of diminishing returns, smaller interventions will tend (other things equal) to produce larger BCRs.