作者: Paula Haslehurst , Paul Azzalini , Harry Bloch
DOI:
关键词: Technical change 、 Variable (computer science) 、 Economics 、 Function (engineering) 、 Coal 、 Economic rent 、 Resource (project management) 、 Coal mining 、 Natural resource economics 、 Cost reduction
摘要: This paper estimates a translog cost function for the Australian coal industry from 1968 to 2001. We use variable measuring shift open-pit mining capture impact of technical change, while using time trend resource exhaustion. The is estimated with Zellner's SUR procedure. Technical change significant in lowering cost, but over this reduction has been largely offset by