Because It Is Difficult for Economists to Use Experiments to Generate

question 72

Multiple Choice

Because it is difficult for economists to use experiments to generate data,they generally must

• A)do without data.
• B)substitute assumptions for data when data are unavailable.
• C)rely upon hypothetical data that were previously concocted by other economists.
• D)use whatever data the world gives them.

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Definitions:

Taiga

A biome characterized by coniferous forests, extending across a large portion of Canada, Europe, and Asia, known for its cold climate.

Savanna

A mixed landscape of grasslands interspersed with scattered trees and shrubs, often found in tropical or subtropical regions.

Hydrologic Cycle

The hydrologic cycle is the continuous movement of water on, above, and below the surface of the Earth, involving processes such as evaporation, precipitation, and infiltration.

Mountain Biomes

Mountain biomes are ecosystems found in mountainous regions, characterized by distinct climatic conditions at different elevations, leading to diverse flora and fauna adapted to those conditions.