This paper is concerned with the econometric modelling of prices of similar goods of different vintages coexisting in a market. Updated models of branded consumer durables are often launched annually. Of interest is not only the differential pricing over the life of the update, but the effect of...

This study provides results for an hedonic regression for VCRs in the UK using relatively exhaustive scanner (bar-code) data. Specific issues addressed are sample selectivity bias, given a substantial proportion of the models have limited sales, incorporation of a proxy for the price-cost...

This paper is concerned with the meaning and measurement of potential productivity. Potential productivity is the difference between the actual and most efficient (optimal) productivity level. A number of concepts of potential productivity are outlined and their managerial implications...