@misc
{TN_libero_mab2,
author = {
Sampat, Bhaven N.
National Bureau of Economic Research
},
title = {
A Survey of Empirical Evidence on Patents and Innovation
},
publisher = {National Bureau of Economic Research},
year = {2018},
booktitle = {NBER working paper series ; no. w25383},
address = {
Cambridge, Mass
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}