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|All Authors / Contributors:||
B Douglas Bernheim; John Karl Scholz; National Bureau of Economic Research.
"The second author ... the National Science Foundation, which provided research support through Grant Number SES-9211553."
|Description:||42,  pages : illustrations ; 22 cm.|
|Series Title:||Working paper series (National Bureau of Economic Research), working paper no. 4215.|
|Responsibility:||B. Douglas Bernheim, John Karl Scholz.|