[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fdeVRPGTCJPesCm8B8GBLXoFgcLwLzQOJl1ejVHwbamo":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":13,"question":20,"related":21,"source":32,"type":33},[],"2025-12-03 20:08:53",249260880,[8,9,10,11,12],"$5","$10","$40","$20","$50",{"count":14,"courseId":15,"courseImg":16,"courseName":17,"workId":18,"workName":19},34,"4327f10f76311065346caadcc28a87c4","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F25b30343053994e8940089572d36015b.jpg","微观经济学原理","work_47668691","作业3[CH01-CH07]","Lauren and Katy each bought a new bike lock for $20. Both Lauren and Katy would have paid $25 for the lock. Katy's consumer surplus equaled ______【 】",[22,34,44,47,57,67,77,87,97,107],{"answer":23,"createTime":5,"id":24,"options":25,"question":31,"source":32,"type":33},[],249260878,[26,27,28,29,30],"has no necessary relationship with","is less than","is greater than","is equal to","is equal to the marginal deadweight loss which is equal to","At the market equilibrium, when efficiency is attained, the marginal benefit __the marginal cost.【 】","v1",0,{"answer":35,"createTime":5,"id":36,"options":37,"question":43,"source":32,"type":33},[],249260879,[38,39,40,41,42],"how","what","for whom","when","where","When Fresh Express Salads decides to mechanically pick all of its lettuce, it directly answers the ________ question.[当Fresh Express Salads决定机械采摘所有生菜时,它直接回答了________问题.] 【 】",{"answer":45,"createTime":5,"id":6,"options":46,"question":20,"source":32,"type":33},[],[8,9,10,11,12],{"answer":48,"createTime":5,"id":49,"options":50,"question":56,"source":32,"type":33},[],249260881,[51,52,53,54,55],"of scarcity","most people enjoy shopping","there are many goods available","the question "What goods and services are produced?" is not adequately answered","making choices is in the social interest","People must make choices because___________【 】",{"answer":58,"createTime":5,"id":59,"options":60,"question":66,"source":32,"type":33},[],249260882,[61,62,63,64,65],"marginal cost","marginal benefit","total benefit","total cost","price","The maximum amount of other goods and services that people are willing to give up in order to get one more unit of a good is defined as the good's_______【 】",{"answer":68,"createTime":5,"id":69,"options":70,"question":76,"source":32,"type":33},[],249260883,[71,72,73,74,75],"a positive statement","a normative statement","a marginal statement","a macroeconomic statement","a statement that violates rational choice","A statement that argues that "if taxes on gasoline increase, gasoline consumption will decrease" is an example of what kind of statement?【 】",{"answer":78,"createTime":5,"id":79,"options":80,"question":86,"source":32,"type":33},[],249260884,[81,82,83,84,85],"always production efficient and always allocatively efficient","always allocatively efficient but might or might not be production efficient","less production efficient than a point in the interior of the PPF","attainable and must be allocatively efficient","attainable and might be allocatively inefficient","Any point on the production possibility frontier is______【 】",{"answer":88,"createTime":5,"id":89,"options":90,"question":96,"source":32,"type":33},[],249260885,[91,92,93,94,95],"an action would have zero opportunity cost","choices are no longer rational","all marginal benefits would equal zero","marginal cost of an action is greater than its marginal benefit","the opportunity cost of an action would be greater than its sunk cost","If there is no scarcity,_____________________ 【 】",{"answer":98,"createTime":5,"id":99,"options":100,"question":106,"source":32,"type":33},[],249260886,[101,102,103,104,105],"decreases 2 percent","increases 2 percent","increases 20 percent","decreases 20 percent","increases 12 percent","If the income elasticity of demand for a good is 2, then when income rises 10 percent, the quantity demanded______ 【 】",{"answer":108,"createTime":5,"id":109,"options":110,"question":116,"source":32,"type":33},[],249260887,[111,112,113,114,115],"falls from left to right",".rises from left to right","is vertical","is horizontal","shows a trend","In a graph, a straight line has a negative slope if the line_______ 【 】"]