%0 Journal Article
%T SPID: A new database for inferring public policy innovativeness and diffusion networks
%A Boehmke, Frederick J.
%A Brockway, Mark
%A Desmarais, Bruce A.
%A Harden, Jeffrey J.
%A LaCombe, Scott
%A Linder, Fridolin
%A Wallach, Hanna
%D 2020
%R 10.1111/psj.12357
%P 517-545
%J Policy Studies Journal
%V 48
%I 2
%2 ISSN: 0190-292X