About
In which we look at lots o’ stuff about mathematical models of physical phenomena and processes, solution methods for same (almost exclusively numerical) and coding of both these into computer software. We also look deeply into several aspects of the software itself; always a fasinating process.
Dan Hughes
Models Methods Software 
CLIMATE CHANGE POLICY:
WHAT DO THE MODELS TELL US?
Robert S. Pindyck
Working Paper 19244
http://www.nber.org/papers/w19244
NATIONAL BUREAU OF ECONOMIC RESEARCH
1050 Massachusetts Avenue
Cambridge, MA 02138
July 2013