TY - GEN DA - 1991 KW - existence KW - Objective demand KW - Nash equilibrium KW - fix price model LA - eng PY - 1991 TI - The double monopoly has no Nash equilibrium UR - https://nbn-resolving.org/urn:nbn:de:0070-bipr-46095 Y2 - 2024-11-22T05:36:30 ER -