Abel, A. B., & Eberly, J. C. (1997). The mix and scale of factors with irreversibility and fixed costs of investment. National Bureau of Economic Research.
Dyfyniad Arddull ChicagoAbel, Andrew B., and Janice C. Eberly. The Mix and Scale of Factors with Irreversibility and Fixed Costs of Investment. Cambridge: National Bureau of Economic Research, 1997.
Dyfyniad MLAAbel, Andrew B., and Janice C. Eberly. The Mix and Scale of Factors with Irreversibility and Fixed Costs of Investment. National Bureau of Economic Research, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.