[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fkFMB4LdfUuKWlaC0Njm3kWUr5xhEqx13xtv3dsOd8U4":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":17,"related":18,"source":29,"type":70},[],"2025-11-22 17:25:55",239432666,[8,9],"正确","错误",{"count":11,"courseId":12,"courseImg":13,"courseName":14,"workId":15,"workName":16},8,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","cd4646606fb14cb09d57b161bc0de6d3","25 Monoploy","A natural monopoly occurs when a firm gains ownership of the entire stock of some natural resource and thus is able to exclude other producers. ( )",[19,31,40,49,55,60,65,71],{"answer":20,"createTime":21,"id":22,"options":23,"question":28,"source":29,"type":30},[],"2025-11-22 17:23:48",239430990,[24,25,26,27],"50 − 4q − 5","50 − 8q","45q − 4q2","50q − 4q2 − 5","358 【选择题】 A monopolist faces the inverse demand function described by p = 50−4q, where q is output. The monopolist has no fixed cost and his marginal cost is $5 at all levels of output. Which of the following expresses the monopolist's profits as a function of his output? ( )","v1",0,{"answer":32,"createTime":21,"id":33,"options":34,"question":39,"source":29,"type":30},[],239430991,[35,36,37,38],"1 dollar","2 dollars","3 dollars","1.5 dollars","361 【选择题】The demand for a monopolist's output is 7,000 divided by the square of the price in dollars that it charges per unit. The firm has constant marginal costs equal to 1 dollar per unit. To maximize its profits, it should charge a price of ( )",{"answer":41,"createTime":21,"id":42,"options":43,"question":48,"source":29,"type":30},[],239430992,[44,45,46,47],"price equal to average cost","price equal to marginal cost","price equal to marginal cost plus a prorated share of overhead","marginal revenue equal to marginal cost","365 【选择题】A profit- maximizing monopolist sets ( )",{"answer":50,"createTime":51,"id":52,"options":53,"question":54,"source":29,"type":30},[],"2025-11-22 17:24:08",239431034,[24,25,26,27],"A monopolist faces the inverse demand function described by p = 50−4q, where q is output. The monopolist has no fixed cost and his marginal cost is $5 at all levels of output. Which of the following expresses the monopolist's profits as a function of his output? ( )",{"answer":56,"createTime":51,"id":57,"options":58,"question":59,"source":29,"type":30},[],239431035,[35,36,37,38],"The demand for a monopolist's output is 7,000 divided by the square of the price in dollars that it charges per unit. The firm has constant marginal costs equal to 1 dollar per unit. To maximize its profits, it should charge a price of ( )",{"answer":61,"createTime":51,"id":62,"options":63,"question":64,"source":29,"type":30},[],239431036,[44,45,46,47],"A profit- maximizing monopolist sets ( )",{"answer":66,"createTime":5,"id":67,"options":68,"question":69,"source":29,"type":70},[],239432665,[8,9],"Since a monopoly charges a price higher than marginal cost, it will produce an inefficient amount of output. ( )",3,{"answer":72,"createTime":5,"id":6,"options":73,"question":17,"source":29,"type":70},[],[8,9]]