Sparrow, G.N.; Ortmann, Gerald F.; Lyne, Michael C.; … - In: Agrekon 47 (2008) 1
This paper estimates long-run price (wage) elasticities of demand for regular farm labour in South Africa using both Ordinary Least Squares (OLS) regression and a Two-stage Least Squares (2SLS) simultaneous-equation model for the period 1960-2002. Both models include a piecewise interactive...