We explore how an understudied factor, portfolio composition, affects investors' trading preferences and whether it is associated with the Disposition Effect. Behavioral lab experiments reveal predictable trading patterns depending on salient holding amounts in the portfolio, and the latter's...

A discrete-time dynamic asset-pricing model specifies the economic rationale for a rich array of price dynamics. Two boundedly-rational investors with different risk preferences trade periodically, where excess supply is cleared by a tâtonnement. Cast at the core of asset-pricing modelling,...