Suppose There Are 100 Firms Each with a Short Run

question 28

Multiple Choice

Suppose there are 100 firms each with a short run total cost of STC = q² + q + 10,so that marginal cost is MC = 2q +1.The market supply curve is

• A) Q_S = -50 + 50P
• B) Q_S = - + P
• C) Q_S = -100 + 100P
• D) Q_S = -50 + 50P²

---

Definitions:

Single-phase

Refers to an electrical power system that uses only one alternating current (AC) voltage phase, common in residential and light commercial applications.

Three-phase

A system of three electrical currents or waves that are offset in phase by one-third of their cycle, commonly used in power systems for efficient electricity distribution.

NEMA

The National Electrical Manufacturers Association, which sets standards for electrical equipment.

Lead Wires

Conductors or cables that connect electrical or electronic components, allowing for the transfer of electrical signals or power.