At a given output level, if the cost of capital is $40 per hour, the wage paid to employees is $30 per hour, the marginal product of capital is 120 units per hour, and the marginal product of labor is 90 units per hour, the firm is ________.

A) on a short-run average total cost curve, but not the long-run average cost curve
B) on the long-run average total cost curve, but not a short-run average cost curve
C) on neither a short-run average total cost curve nor the long-run average cost curve
D) on both a short-run average total cost curve and the long-run average cost curve


D) on both a short-run average total cost curve and the long-run average cost curve

Anthropology & Archaeology

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According to the Complete Replacement Model, anatomically modern Homo sapiens first appeared in Africa

a. and dispersed to Europe where they interbred with local premodern H. sapiens populations. b. and migrated to other areas, completely displacing all premodern H. sapiens populations without interbreeding with them. c. remained there while premodern populations elsewhere evolved more slowly. d. around 500,000 years ago. e. yet were completely replaced by Neandertals.

Anthropology & Archaeology

Discuss some of the various theories relating to the emergence of the three major characteristics of humanness. Be sure to list these characteristics as well.

What will be an ideal response?

Anthropology & Archaeology

Which racial term was dropped from the U.S. Census after 1920?

a. Black b. White c. Mulatto d. Mestizo e. Latino

Anthropology & Archaeology

The surplus of women among the Kapauku is due to:

a. loss of males through warfare b. unbalanced sex ratio at birth c. trading for women with neighboring groups d. in-migration to the area

Anthropology & Archaeology