Purpose South Dakota is ranked sixth nationally for corn and ethanol production (EP). The purpose of this paper is to investigate the relationship between corn-EP and corn basis volatility using South Dakota data. Design/methodology/approach A mixed regression modeling approach was adopted to...

We extend data envelopment analysis (DEA) to decompose the economic efficiency of a sample of ethanol plants into internal (technical and allocative) and boundary (marketing) sources. This decomposition allows us to evaluate the channels through which different plant characteristics affect plant...