assumes that the subutility v(·) belongs to the HARA (hyperbolic absolute risk aversion) class (see Bertola [...] Foellmi and 33 Zweimüller 2006), as does our paper. HARA utility bears the characteristic that income expansion [...] variations of utility functions belonging to the HARA class. Behrens et al. (2014) use a utility function

en Congresos y aún no publicados; en tal caso se hará constar esta circunstancia en una nota previa a