Nudge is about affecting behavior in a certain way through small changes to the choice architecture. However, a nudge may also affect behaviors that the architect did not intend. We show that such spillover effects exist in a highly policy relevant context where the use of nudge is widespread;...

We study the effects of two exogenous modifications in the Swedish pension system application form nudging individuals towards a fixed-term payout. Meanwhile, the set of available options and the default option - life annuity - were unchanged during the period under study. We examine the effects...