Name	Last modified	Size	Description
	Parent Directory		-
	duid.txt	2018-02-28 07:26	127K
	dupersid.txt	2018-02-28 07:26	155K
	evntidx.txt	2018-02-28 07:26	512K
	pid.txt	2018-02-28 07:26	3.9K
	seetlkpv.txt	2018-02-28 07:26	487

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