“…Over the past three decades there have been important changes in pension systems worldwide (Ambachtsheer, ; Arza, ; Holzmann, ; Marier, ; Mesa‐Lago, ; Scherman, ; Verbic and Spruk, ; Whitehouse et al, ). In Mexico and other countries, the main motivation for these changes (Lagoutte and Reimat, ; Ziegelmeyer and Nick, ) has been to prevent the state incurring fiscal deficits, but these changes have put at risk the welfare of people of retirement age (Calvo, Bertranou and Bertranou, ).…”