The cost estimates on nuclear power are above coal and natural gas, but not that far above. The costs on solar are massively lower than they were a couple decades ago. Wind has come way down as well. I think all of these technologies have to be in the mix.
Severin Borenstein is E.T. Grether Professor of Business Administration and Public Policy at the Haas School of Business and a Research Associate of the Energy Institute at Haas. He is an affiliated professor in the Agricultural and Resource Economics department and the Energy and Resources Group at UC Berkeley. He is also director emeritus of the University of California Energy Institute and the Energy Institute at Haas.
Borenstein has been a research associate of the National Bureau of Economic Research (NBER), in Cambridge, MA since 1992 and served as co-Director of NBER's research project on e-commerce in 1999-2000. Prior to coming to Haas in 1996, he taught at the University of Michigan and University of California, Davis. He has won awards for undergraduate and graduate teaching, and in 2005, received U.C. Berkeley's Distinguished Faculty Mentor Award for graduate student mentoring.
Borenstein grew up in Oakland and Berkeley, CA, where he attended public schools and graduated from Berkeley High School. He received his undergraduate degree from U.C. Berkeley and Ph.D. in economics from MIT.