The ambiguous effect of new and improved goods on the cost of living *
نویسنده
چکیده
I show that the income-share-weighted average of individual cost-of-living indexes can diverge sharply from the equally-weighted ‘ordinary’ average when quality improvements are embodied in discrete goods. It is possible for the income-share-weighted mean to decline while the ordinary mean rises. 2000 Published by Elsevier Science S.A.
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تاریخ انتشار 2000