“…A number of researchers includin£ Barnett (1930Barnett ( ,1933, Ciietty (1969), Diewert (1974), Donovan (1978), Ewis and Fisher (1984), Husted and Rush (1984), Moroney amd Vilbratte (1974), and Phlips (1976) Donovan (1978), Bamett (1980), Ewis and Fisher (1934), Phlips (1978), and Barnett (1983) model expenditure on individual assets as a function of expenditure on a bundle of goods and services which includes liquid assets.…”