@techreport{iiasa4112,
           month = {July},
            type = {IIASA Working Paper},
           title = {Working Less and Living Longer: Long-Term Trends in Working Time and Time Budgets},
         address = {IIASA, Laxenburg, Austria},
       publisher = {WP-94-099},
            year = {1994},
             url = {https://pure.iiasa.ac.at/id/eprint/4112/},
          author = {Ausubel, J. H. and Grubler, A.}
}