benefits and costs of implementing minimum energy performance standards for household electrical appliances in australia prepared demand management unit state electricity commission victoria by george wilkenfeld associates pty ltd sydney with the assistance lawrence berkeley laboratory university california final report july 1993 volume 1 contents executive summary june ii acknowledgements this study was undertaken gwa secv which managed project on behalf conference australian new zealand minerals council ministers anzmec initially lloyd harrington then wendy heath extensive comments drafts were provided tim aldrich nsw office cheenu srinivasan sa planning carried out lbl at is funded us department carries analyses appliance program based