Name	Last modified	Size	Description
	Parent Directory		-
	exclusivity.txt	2015-07-17 09:58	48K
	patent.txt	2015-07-17 09:54	490K
	products.txt	2015-07-17 10:06	4.3M
	UCM163762.zip	2015-07-24 08:50	605K

Apache/2.4.53 (FreeBSD) OpenSSL/1.1.1t-freebsd mod_apreq2-20090110/2.8.0 mod_perl/2.0.12 Perl/v5.34.3 Server at data.nber.org Port 443