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000013563 043__ $$an-us---
000013563 084__ $$aG 111 LER.Y
000013563 090__ $$c14283$$d14283
000013563 1001_ $$aLerner, Josh,$$eauthor.
000013563 24510 $$a150 years of patent protection /$$cJosh Lerner.
000013563 264_1 $$aCambridge, Ma :$$bNational Bureau Of Economic Research,$$c2000.
000013563 300__ $$a38 pages + appendice ;$$c[28] cm.
000013563 336__ $$atext$$btxt$$2rdacontent
000013563 337__ $$aunmediated$$bn$$2rdamedia
000013563 338__ $$avolume$$bnc$$2rdacarrier
000013563 4901_ $$aNber Working Paper Series (no. 7478)
000013563 500__ $$aThis article was downloaded and printed from the RePEc online archive. It was published in January 2000 as Working Paper 7478 in the NBER Working Paper Series. see also www.nber.org/papers/w7478.
000013563 650_0 $$aPatents$$zUnited States.
000013563 650_4 $$aPATENTS : HISTORY
000013563 650_4 $$aPATENT PROTECTION
000013563 650_4 $$aPATENT SYSTEM : UNITED STATES
000013563 651_0 $$aUnited States$$xCommerce$$xLaw and legislation.
000013563 830_0 $$aNber Working Paper Series (no. 7478)
000013563 903_0 $$aNBER Working Paper Series (no. 7478)$$v1
000013563 942__ $$cMON
000013563 952__ $$w2006-11-03$$p2004-0567$$r0.00$$u15187$$bMAIN$$10$$kG 111 LER.Y$$v2004-10-27$$ztagged$$71
000013563 980__ $$aBIB
000013563 999__ $$c14283$$d14283