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60. Under a price ceiling of $20, what is the Producer Surplus? (A) $50. (B) $100. (C) $150. (D) $200. 61. Under a price ceiling of $20, what is the Deadweight Loss? (A) $2,400. (B) $1,800. (C) $1,350. (D) $1,050. 62. Under a price ceiling of $20, what is the Total Surplus? (A) $2,400. (B) $1,800. (C) $1,350. (D) $1,050.70. According to Karl Popper's definition of science, which of the following would be a scientific statement? (A) "Vaccines are perfectly safe and established. You should take them." (B) "There is no evidence that God exists. Therefore, He does not." (C) "I tried to disprove the theory of gravity, but failed to do so." (D) "Based on our polling data, most Canadians like the Edmonton Oilers."67. If the two nations trade, then which of the following trades would be mutually ben- eficial and feasible? Assume that each country has constant Marginal Rates of Trans- formation. (A) Abyssinia gives Judah one ton of olive oil in exchange for one ton of myrrh. (B) Abyssinia gives Judah one ton of olive oil in exchange for two tons of myrrh. (C) Abyssinia gives Judah 200 tons of olive oil in exchange for 250 tons of myrrh. (D) Abyssinia gives Judah 2,000 tons of olive oil in exchange for 2,500 tons of myrrh. 68. Which period in history, from 1715 to 1789, was marked by the idolization of science and reason, along with a repudiation of established religion? (A) The Scientific Revolution. (B) The Reformation. (C) The Enlightenment. (D) The Marginal Revolution. 69. Which of the following is a possible future direction for economics, that may lead to another paradigm shift? (A) Marginalism. (B) Optimization theory. (C) Virtue ethics. (D) Social Network Analysis