Demand, chilbirth and the costs of babies: evidence from spanish panel data

摘要: The aim of this paper is to address the question how children affect household life-cycle expenditure patterns in surrounding childbirth date. During period some potentially important changes are taking place household: changing needs (nutrition effects, clothing), relation labour supply (specially for mother) and other possible due anticipation family event (saving and/or borrowing). An interesting issue context concept intertemporal demographic separability its Rothbarth measurement child costs. To investigate we estimate a Frisch demand system special care about definition set dummies capturing arrival new household. We use panel households drawn from Spanish Family Expenditure Survey 1985-1995. Among main results, must emphasise that while observe jumps consumption related goods (clothing, entertainment food), no so called adult goods.