Examlex
B. F. Skinner was able to produce learned helplessness in birds, monkeys, dogs, and rats by alternating fixed-interval and variable-ratio schedules of reinforcement.
Economy
An organized system of production, distribution, and consumption of goods and services within a specific geographical area, involving various agents and market forces.
Circular-Flow Diagram
A model that illustrates the flow of goods and services and money between households and businesses in an economy.
Households
Economic units comprising all persons who occupy a housing unit, responsible for making consumption and investment decisions.
Demanders
Individuals or entities that express a willingness and ability to purchase goods or services at a given price.
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