@book{UBHD-57153149,
  author={Gersbach, Hans and Haller, Hans},
  title={Collective decisions and competitive markets},
  publisher={Univ., Wirtschaftswiss. Fak.},
  address={Heidelberg},
  year={1998},
  pages={27 S.},
  language={eng},
  number={ARRAY(0x55a3246169a0)},
  series={Discussion paper series / Department of Economics},
  note={Literaturverz. S. 26 - 27},
  keywords={Haushalt / Kollektiventscheidung / Gleichgewichtstheorie},
  library={WS [Signatur: WS/Z UHD.02::274.1998]},
}
@book{UBHD-65165973,
  author={Gersbach, Hans and Haller, Hans},
  title={Competitive equilibrium among multi-member households},
  subtitle={issues and existence},
  publisher={Virginia Polytechnic Institute and State Univ.},
  address={Blacksburg, Va.},
  year={1997},
  pages={14 Bl.},
  language={eng},
  number={ARRAY(0x55a324b2c538)},
  series={Working paper / Virginia Polytechnic Institute and State University, Department of Economics},
  library={WS [Signatur: WS/QW 000 G381]},
}
@book{UBHD-69240158,
  author={Gersbach, Hans and Haller, Hans},
  title={Competitive markets, collective decisions and group formation},
  publisher={Univ., Center for Economic Studies [u.a.]},
  address={Munich},
  year={2003},
  pages={44 S.},
  language={eng},
  number={ARRAY(0x55a324a9a3a8)},
  series={CESifo working papers},
  note={Internetausg.: http://www.cesifo.de/~DocCIDL/cesifo_wp953.pdf},
}
@book{UBHD-69240209,
  author={Gersbach, Hans and Haller, Hans},
  title={Competitive markets, collective decisions and group formation},
  publisher={CESifo, Center for Economic Studies & Ifo Institute},
  address={Munich},
  year={2003},
  pages={1 Online-Ressource (circa 50 Seiten)},
  language={eng},
  number={ARRAY(0x55a324b742e8)},
  series={CESifo working papers},
}
@book{UBHD-69264022,
  author={Gersbach, Hans and Haller, Hans},
  organization={Københavns Universitet / Økonomisk Institut},
  title={Competitive markets, collective decisions and group formation},
  publisher={Univ., Inst. of Economics},
  address={Copenhagen},
  year={2002},
  pages={Online-Ressource, 54 p. = 468 Kb, text},
  language={eng},
  number={ARRAY(0x55a324b5aab8)},
  series={Discussion papers / Department of Economics, University of Copenhagen},
  note={nBibliography},
}
@book{UBHD-69240157,
  author={Gersbach, Hans and Haller, Hans},
  organization={Københavns Universitet / Økonomisk Institut},
  title={When inefficiency begets efficiency},
  publisher={Univ., Inst. of Economics},
  address={Copenhagen},
  year={2003},
  pages={Online-Ressource, 33 p. = 486 Kb, text},
  language={eng},
  number={ARRAY(0x55a324b5acb0)},
  series={Discussion papers / Department of Economics, University of Copenhagen},
  note={nBibliography},
}
@book{UBHD-69240156,
  author={Gersbach, Hans and Haller, Hans},
  title={When inefficiency begets efficiency},
  publisher={Inst. f{\"u}r H{\"o}here Studien},
  address={Wien},
  year={2003},
  pages={32 S.},
  language={eng},
  number={ARRAY(0x55a324b6dff8)},
  series={Reihe {\"O}konomie},
  note={Literaturverz ; Internetausg.: http://www.ihs.ac.at/publications/eco/es-128.pdf},
  keywords={Haushalt / Verbraucherverhalten / Effizienz / Markteffizienz / Gleichgewichtsmodell},
}
@book{UBHD-69240186,
  author={Gersbach, Hans and Haller, Hans},
  title={When inefficiency begets efficiency},
  publisher={IHS},
  address={Wien},
  year={2003},
  pages={Online-Ressource (32 S.)},
  language={eng},
  number={ARRAY(0x55a324b68f68)},
  series={IHS economics series},
  keywords={Haushalt / Verbraucherverhalten / Effizienz / Markteffizienz / Gleichgewichtsmodell},
}