... representing the reciprocal of yield,zis a variable that indexesfarmer-supplied inputs used in organic food production, and ( , )bc w zis increasing, linearlyhomogeneous, and concave in w, and ... given and w) conventional food production is a12constant marginal cost industry. Organic production, on the other hand, is assumed to be anincreasing cost industry: at the margin, expanding ... Falck-Zepeda, Traxler, and Nelson, 2000; Demont and Tollens,2004), but it is in keeping with the analyses of Lapan and Moschini (2004), Fulton and Giannakas(2004), and Sobolevsky, Moschini, and Lapan (2005)....