Which of the following is not an explanation for the revival in the growth of productivity starting in the mid-1990s?
A) Cell phones and wireless Internet access have increased worker flexibility.
B) Internet use has increased the efficiency of how firms buy and sell to each other and to consumers.
C) Information and communication innovations are increasingly geared toward improving business processes and not consumer products.
D) Faster computers have sped up data processing.
C
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Of the following high-income countries, which has the highest male life expectancy at age 65?
A) Canada B) Japan C) the United Kingdom D) the United States
Tom Searchinger, a senior attorney at the Environmental Defense Fund, observed that generous farm subsidies have encouraged farmers to produce more corn and more wheat. How does this affect the market for fertilizer?
A) The supply of fertilizer increases. B) The demand for fertilizer increases. C) The supply of fertilizer decreases. D) The demand for fertilizer decreases.