Raiteri, E2018-11-082018-11-082018-11-08201810.1016/j.respol.2018.02.017https://infoscience.epfl.ch/handle/20.500.14299/149791WOS:000433265500009A time to nourish? Evaluating the impact of public procurement on technological generality through patent datatext::journal::journal article::research article