If once vaccinated, a person cannot catch a cold or give a cold to someone else, the marginal social benefit resulting from consumption of the vaccine:

Each row in a database is a set of unique information called a(n) table. record. object. field.

At present, the united states has an embargo against north korea because a. the two countries have extremely poor political relations. b. north korea will not adopt a capitalist government. c. north korean products are too difficult to use. d. north korea has an embargo on american products. e. products from north korea are in higher demand than american-made products.

As a result of a labeling mistake at the chemical factory, a farmer accidentally sprays weedkiller rather than fertilizer on half her land. as a result, she loses half of her productive farmland. if the property of diminishing returns applies to all factors of production, she should expect to seea. a decrease in the marginal productivity of her remaining land and an increase in the marginal productivity of her labor. b. an increase in the marginal productivity of her remaining land and an increase in the marginal productivity of her labor. c. an increase in the marginal productivity of her remaining land and a decrease in the marginal productivity of her labor. d. a decrease in the marginal productivity of her remaining land and a decrease in the marginal productivity of her labor.