Moral-Arce, Ignacio; Sperlich, Stefan; Rodriguez-Póo, … - In: Applied Economics Letters 20 (2013) 4, pp. 358-363
Today, many econometric tools are provided for studying consumer expenditures. Less attention has been paid to the fact that, when analysing expenditures for superior goods, these tools have to be adapted to some particularities that have a serious impact on the estimation outcome. First, the...