If the MPC Is 0

question 53

Multiple Choice

If the MPC is 0.6 and the tax rate is 20%,a $200 decrease in autonomous net exports will decrease equilibrium income by

• A) $384.
• B) $416.
• C) $478.
• D) $1666.

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Definitions:

Absolutely Refractory Period

A phase following action potential in neurons during which no new action potential can be initiated, regardless of the strength of the incoming signal.

Tetraethylammonium (TEA)

Tetraethylammonium (TEA) is a chemical compound known to block potassium channels in cells, used in research to understand ion channel functions and in studying neural and muscular activity.

Potassium Channels

Protein-based pathways located in cell membranes that allow potassium ions to flow in and out of cells, playing a critical role in maintaining the cell's electrical charge and signaling.

Sodium Channels

Protein channels in cell membranes that allow sodium ions to pass into or out of a cell, critical for generating and transmitting electrical signals in tissues like nerves and muscles.