Use the following to answer questions:
Figure: Monopoly Profits in Duopoly 
-(Figure: Monopoly Profits in Duopoly) The figure Monopoly Profits in Duopoly shows how an industry consisting of two firms that face identical demand curves (D1) can collude to increase profits. The market demand curve is D2. Which of the following assumptions is part of the analysis illustrated by the model?
Definitions:
Board-Certified Psychiatrist
A psychiatrist who has passed rigorous examinations and met specific requirements set by a professional board in psychiatry.
Humanistic Therapist
A type of psychotherapist who focuses on the individual's experience and emphasizes personal growth, self-actualization, and realizing one's potential.
Family Therapy
A form of psychotherapy that aims to address psychological issues and improve relationships within a family by treating the family as a whole.
Collectivist Cultures
Cultures that emphasize the needs and goals of the group as a whole over the needs and desires of each individual.
Q5: An external benefit is a:<br>A) negative externality.<br>B)
Q82: (Table: Prices and Demand) Look at the
Q133: Which of the following is (are) barrier(s)
Q167: Budweiser is a widely recognized brand name.
Q202: Because of the lack of substitutes, the
Q204: (Figure: Monopoly Model) Look at the figure
Q231: Oligopolistic firms often choose not to compete
Q232: Which of the following describes a feature
Q306: (Table: Lunch) Look at the figure Lunch.
Q326: (Figure: PPV) Look at the figure PPV,