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中国大学MOOC微观经济学

107With ATMs, it is possible to retrieve cash from the bank at any time One hundred years ago, one could only get cash from the bank during business hours, say, 9 am to 3 pm The present availability of 24-hour service has arisen because:

108The number of US households with access to the Internet is growing rapidly Compared to 50 years ago, one would predict that when considering a major purchase, people today will gather:

109Every time you go to the grocery store, you try to wait in the shortest line But the lines always seem to be roughly the same length Why?

110Suppose there are two parallel highways between two cities with approximately equal traffic What would you expect to happen if the state began charging tolls to drive on one of those highways?

111During times of high unemployment, colleges often observe an increase in enrollment even if tuition remains unchanged Why?

112The last time gas prices increased drastically, sales of large Sport Utility Vehicles (SUVs) fell Why?

113Due to the fact that Curly used his frequent flyer miles to fly to visit Moe, Curly told Moe that it didn’t cost him anything to visit Is Curly correct?

114Pat can either drive to work, which takes half an hour and uses $150 worth of gas, or take the bus, which takes an hour and costs $100 How should Pat get to work?

115Dent ‘n’ Scratch Used Cars and Trucks employs 3 salesmen Data for their sales last month are shown in this table: Based on last month’s data, Larry’s opportunity cost of selling a truck is selling:

116Dent ‘n’ Scratch Used Cars and Trucks employs 3 salesmen Data for their sales last month are shown in this table: Based on last month’s data, Joe’s opportunity cost of selling a truck is selling:

117Dent ‘n’ Scratch Used Cars and Trucks employs 3 salesmen Data for their sales last month are shown in this table:Based on last month’s data, Ralph’s opportunity cost of selling a truck is selling:

118Dent ‘n’ Scratch Used Cars and Trucks employs 3 salesmen Data for their sales last month are shown in this table: Based on last month’s data, Joe’s opportunity cost of selling a car is _ than Ralph’s, and Joe’s opportunity cost of selling a car is _ than

119Dent ‘n’ Scratch Used Cars and Trucks employs 3 salesmen Data for their sales last month are shown in this table: Based on last month’s data, _ should specialize in truck sales, and _ should specialize in car sales

120The textbook notes that the last time a major league batter hit 400 was in 1941 This is because:

121Ginger and Maryann are lost in the jungle, where the only things to eat are mangoes and fish Ginger can gather more mangoes per hour than Maryann and can also catch more fish per hour than can Maryann Therefore:

122In general, individuals and nations should specialize in producing those goods for which they have a(n):

123In general, individuals and nations should specialize in producing goods __ other individuals or nations

124A country is most likely to have a comparative advantage in the production of cars if:

125The United States generally has a comparative advantage in the development of technology because it has:

126The emergence of English as the de facto world language has __ a comparative advantage in the production of books, movies and popular music:

127The United States was unable to maintain its dominance in the production of televisions because:

128A graph that illustrates the maximum amount of one good that can be produced for every possible level of production of the other good is called a(n):

129The production possibilities curve shows:

130Points that lie outside the production possibilities curve are _, and points that lie inside the production possibilities curve are _

131Points that lie beneath the production possibilities curve are:

132If a country is producing at point where an increase in the production of one good requires a reduction in the production of another good, then it must be producing at an:

133Suppose Colin brews beer and makes cheese If Colin can increase his production of beer without decreasing his production of cheese, then he is producing at an:

134The downward slope of the production possibilities curve illustrates the:

135The figure below shows the production possibilities curve for the island of Genovia: The opportunity cost of producing a car in Genovia is:

136The figure below shows the production possibilities curve for the island of Genovia: The opportunity cost of producing one ton of agricultural products in Genovia is:

137The figure below shows the production possibilities curve for the island of Genovia: If 500 cars are produced in Genovia, a maximum of __ tons of agricultural products can be produced

138The slope of a production possibilities curve is _ because _

139The figure below shows Becky’s daily production possibilities curve for dresses and skirtsThe maximum number of dresses that Becky can make in a day is represented by point:

140The figure below shows Becky’s daily production possibilities curve for dresses and skirts The maximum number of skirts that Becky can make in a day is represented by point:

141The figure below shows Becky’s daily production possibilities curve for dresses and skirts Point U is:

142The figure below shows Becky’s daily production possibilities curve for dresses and skirts Of the labeled points, only __ are attainable

143The figure below shows Becky’s daily production possibilities curve for dresses and skirtsOf the labeled points, only __ are efficient

144The figure below shows Becky’s daily production possibilities curve for dresses and skirtsPoint T is:

145The figure below shows Becky’s daily production possibilities curve for dresses and skirtsPoint Y is _, and point V is _

146The figure below shows Becky’s daily production possibilities curve for dresses and skirtsRelative to point X, at point Y:

147Refer to the figure below For Pat, the opportunity cost of removing one bag of trash is planting:

148Refer to the figure below For Pat, the opportunity cost of planting one bulb is removing:

149Refer to the figure below For Chris, the opportunity cost of removing one bag of trash is planting:

150Refer to the figure below For Chris, the opportunity cost of planting one bulb is removing:

151Refer to the figure below If Pat and Chris were to specialize in the task in which each has a comparative advantage:

152Refer to the figure below If Pat and Chris each spend half their time on each task, then:

153On a graph of a production possibilities curve, if a point is attainable, then it:

154Any combination of goods that can be produced with currently available resources is an:

155On a graph of a production possibilities curve, an inefficient point is:

156Consider a graph of a production possibilities curve If a producer is operating at an inefficient point, then that producer:

157Points that lie below the production possibilities curve are inefficient because:

158Refer to the figure below Growing 1,000 bushels of wheat and no bushels of corn each year is:

159Refer to the figure below It is efficient for this farmer to:

160Refer to the figure below The opportunity cost of producing one bushel of corn is:

161Refer to the figure below The opportunity cost of producing one bushel of wheat is:

162If a given production combination is known to be attainable, then it:

163If a given production combination is efficient, then it must be:

164Working efficiently, Jordan can write 3 essays and outline 4 chapters each week It must be true that:

165Assume point A on a linear production possibilities curve represents the combination of 12 coffees and 3 cappuccinos, and point B represents 3 coffees and 6 cappuccinos Suppose coffees are on the vertical axis and cappuccinos are on the horizontal axis

166Assume point A on a linear production possibilities curve represents the combination of 12 coffees and 3 cappuccinos, and point B represents 3 coffees and 6 cappuccinos Suppose coffees are on the vertical axis and cappuccinos are on the horizontal axis

167Generally, on a linear two-good production possibilities curve, the opportunity cost of the good measured on the vertical axis is:

168If a linear, two-good production possibilities curve has a slope of ?2, then:

169The idea that tradeoffs have to be made when resources are scarce is reflected in the fact that:

170In a two-person, two-good economy, the gains to specialization will be larger when:

171According to the Principle of Increasing Opportunity Cost, in expanding the production of any good, we should start by utilizing the resources that:

172Smith and Jones comprise a two-person economy Their hourly rates of production are shown belowThe opportunity cost of making a calculator for Smith is _ and for Jones it is _

173Smith and Jones comprise a two-person economy Their hourly rates of production are shown below If Smith and Jones devote all of their resources to producing computers, then the maximum number of computers they can produce in an hour is:

174Smith and Jones comprise a two-person economy Their hourly rates of production are shown belowSuppose Smith and Jones begin by producing 16 computers and 0 calculators per hour If they wish to produce 14 computers and 40 calculators per hour efficientl

175Smith and Jones comprise a two-person economy Their hourly rates of production are shown belowSuppose Smith and Jones begin by producing 0 computers and 220 calculators per hour If they wish to produce 2 computers and 200 calculators per hour efficient

176Smith and Jones comprise a two-person economy Their hourly rates of production are shown below If Smith and Jones are dividing their time efficiently and producing more than 10 computers and fewer than 120 calculators per hour, then Smith will _ and Jon

177Smith and Jones comprise a two-person economy Their hourly rates of production are shown belowIf Smith and Jones are dividing their time efficiently and producing fewer than 10 computers and more than 120 calculators per hour, then Smith will _ and Jone

178Smith and Jones comprise a two-person economy Their hourly rates of production are shown belowSuppose Smith and Jones begin by producing 100 calculators per hour; as Smith and Jones choose to efficiently produce fewer computers and more calculators, _ s

179Earth Movers & Shakers operates 3 iron ore mines The table below shows each mine’s total daily production and the current number of miners at each mine All miners work for the same wage, and each miner in any given mine produces the same number of t

180Earth Movers & Shakers operates 3 iron ore mines The table below shows each mine’s total daily production and the current number of miners at each mine All miners work for the same wage, and each miner in any given mine produces the same number of t

181Earth Movers & Shakers operates 3 iron ore mines The table below shows each mine’s total daily production and the current number of miners at each mine All miners work for the same wage, and each miner in any given mine produces the same number of t

182Refer to the figure below If this restaurant makes 75 salads in one hour, then what’s the maximum number of pizzas it can make in that same hour?

183Refer to the figure below Relative to point B, at point C this restaurant is:

184Refer to the figure below Moving from point C to point B, the opportunity cost of 25 more salads is:

185Refer to the figure below Moving from point B to point A, the opportunity cost of 25 more salads is:

186Refer to the figure below The opportunity cost of making an additional salad:

187Refer to the figure below If this restaurant goes from producing 20 to 25 pizzas per hour, then which of the following statements is true?

188Refer to the figure below As the production of pizza increases, the opportunity cost of producing pizza:

189Refer to the figure below Which of the following is true?

190Refer to the figure below Suppose that the government requires that resources be used efficiently Which of the following would the government definitely not allow?

191Refer to the figure below If this economy is currently producing at point C, then the opportunity cost of providing 100 additional units of medical care would be:

192Refer to the figure below The opportunity cost of increasing medical care from 200 to 400 units is __ the opportunity cost of increasing medical care from 400 to 600 units

193Production possibilities curves for large economies are generally bow-shaped because:

194The Principle of Increasing Opportunity Costs states that:

195You have noticed that your next-door neighbor, Mary, always works in the garden, and her husband, Joe, always walks the dog You conclude that if Joe and Mary are efficient, then it must be the case that:

196The benefits of specialization can be used to explain why:

197Moe divides his time between studying Physics and studying Economics His production possibilities curve for his final grade in each class is shown below Both of Moe’s professors require at least a 65 to pass and a 90 to earn an A Which of the following

198Moe divides his time between studying Physics and studying Economics His production possibilities curve for his final grade in each class is shown below Which of the following is true?

199Moe divides his time between studying Physics and studying Economics His production possibilities curve for his final grade in each class is shown below According to Moe’s PPC, moving from a 70 to an 80 in economics:

200Moe divides his time between studying Physics and studying Economics His production possibilities curve for his final grade in each class is shown below If Moe moves from Point A to point C, his grade in Physics will go down by __ his grade in economics

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