%J Behavioral Science %T A utility function for time streams having interperiod dependencies %X Frequently, a decision maker's preferences for consequences in a given period will depend on the particular outcome in the previous and/or following period. This paper gives a simple functional form which enables such preferences to be explicitly included in a utility function for time streams. %N 3 %P 208-213 %V 24 %D 1979 %R 10.1002/bs.3830240306 %I Wiley %L iiasa14045