6．在短期中導(dǎo)致壟斷競(jìng)爭(zhēng)廠商停止生產(chǎn)的條件是

A.P<AR                                                           B.P<MR

C.P<AC                                                           D.P<AVC

7．為了提高資源配置效率，政府對(duì)競(jìng)爭(zhēng)性行業(yè)廠商的壟斷行為是

A．限制的                                                       B.支持的

C.有條件加以支持的                                        D.放任不管的

8．如果連續(xù)地增加某種生產(chǎn)要素，在總產(chǎn)量達(dá)到最大時(shí)，邊際產(chǎn)量曲線

A.與縱軸相交                                                  B.與平均產(chǎn)量曲線相交

C.與橫軸相交                                                  D.經(jīng)過(guò)原點(diǎn)

9．隨著產(chǎn)量的增加，平均固定成本

A.增加                                                             B.不變

C.減少                                                             D.可能增加也可能減少

10．某一經(jīng)濟(jì)活動(dòng)存在外部不經(jīng)濟(jì)效果是指該活動(dòng)的

A.私人利益小于社會(huì)利益                                 B.私人成本大于社會(huì)成本

C.私人利益等于社會(huì)利益                                 D.私人成本小于社會(huì)成本

11．按支出法，應(yīng)計(jì)入私人國(guó)內(nèi)總投資的項(xiàng)目是

A.個(gè)人購(gòu)買轎車                                               B.個(gè)人購(gòu)買游艇

C.個(gè)人購(gòu)買住房                                               D.個(gè)人旅游支出

12．在國(guó)民收入循環(huán)流程中屬于漏出部分的是

A.政府支出                                                      B.投資

C.消費(fèi)                                                             D.凈稅收

13．由于經(jīng)濟(jì)衰退而形成的失業(yè)屬于

A.摩擦性失業(yè)                                                  B.結(jié)構(gòu)性失業(yè)

C.周期性失業(yè)                                                  D.自然失業(yè)

14．政府為達(dá)到既定的經(jīng)濟(jì)目標(biāo)而對(duì)政府收入和支出水平所作出的決策是

A.財(cái)政政策                                                      B.貨幣政策

C.金融政策                                                      D.行政執(zhí)法

15．下列哪一項(xiàng)不屬于擴(kuò)張性財(cái)政政策？

A.增加轉(zhuǎn)移支付                                               B.增加政府支出

C.增加稅收                                                      D.增加公共事業(yè)投資