Sáez, Lucía Cuadro; Moreno, Manuel - Institut für Weltwirtschaft (IfW) - 2007
trading volumes and big changes in prices frequently traded at market closing times. This paper proposes a more robust … estimation of market, returns by providing a new indicator that accounts for the information content in prices and trading … volumes: the volume weighted return. Then we estimate a GARCH (1,1) model for the IBEX-35 futures market that includes shocks …