Patents that kill?

A post Patents that kill begins with text attributed to Benjamin Franklin: because “we enjoy[ed] great advantages from the inventions of others, we should be glad of an opportunity to serve others by any invention of ours.”

There is a link to the article: Boldrin, Michele, and David K. Levine. 2013. "The Case against Patents." Journal of Economic Perspectives, 27(1): 3-22.

Also
http://faculty.chicagobooth.edu/eric.budish/research/BRW-Fixed-Patents-and-Cancer-R&D.pdf