How does productivity relate to economic growth?

How does productivity relate to economic growth? Productivity increases have enabled the U.S. business sector to produce nine times more goods and services since 1947 with a relatively small increase in hours worked. With growth in productivity, an economy is able to produce—and consume—increasingly more goods and services for the same amount of work. What […]

What threatens Atlantic South America?

What threatens Atlantic South America? More than half of the original forest has been altered; urban development and tourism constitute the main threats to this ecoregion. The Serra do Mar coastal forests cover a 100-km wide strip along the Atlantic Coast of Southeast and South Brazil. What are some important natural resources of South America? […]

What does the concept of perceived control refers to?

What does the concept of perceived control refers to? Perceived control refers to an individual’s belief about his or her own capability of exert- ing influence on internal states and behaviors, as well as one’s external environment (Langer, 1977; Lefcourt, 1966; Pearlin & Schooler, 1978; Wallston, Wallston, Smith, & Dobbins, 1987). What is the relationship […]

How did the Plateau Indians adapt to their environment?

How did the Plateau Indians adapt to their environment? For generations the Plateau tribes adapted their lifestyle to the landscape, developing complex cultures around the rich natural environment of the region’s salmon-filled rivers. Their land was lush with fertile soil, evergreen forests, and wide varieties of game and vegetation. What is one way the Plateau […]

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