TY - BOOK ID - 138485208 TI - Scale economies, returns to variety, and the productivity of public infrastructure AU - Holtz-Eakin, Douglas AU - Lovely, Mary E. PY - 1995 PB - Cambridge (Mass.): National bureau of economic research DB - UniCat KW - Manufactures KW - -Industrial productivity KW - -Economies of scale KW - Effect of infrastructure (economics) on KW - -Econometric models UR - https://www.unicat.be/uniCat?func=search&query=sysid:138485208 AB - ER -