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, IntroductiontoEconometrics,4e(Stock/Watson)
t1 Chapter 1 Economic Questionsand Data
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1.1 t1 t1 MultipleChoiceQuestions
1) Analyzingthebehaviorofunemploymentratesacross U.S.statesin Marchof2006is an t1 - t1
t1 exampleofusing:
A) timeseriesdata.
B) paneldata.
C) cross-sectionaldata.
D) experimentaldata.
Answer: C
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2) Studying inflationinthe United Statesfrom 1970to 2006 is an exampleofusing:
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A) randomized controlledexperiments.
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B) time seriesdata. -
C) paneldata.
D) cross-sectionaldata.
Answer: B
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3) Analyzingtheeffectofminimumwagechangesonteenageemploymentacrossthe48 t1
t1 contiguous U.S. statesfrom 1980 to 2004 is an exampleofusing:
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A) timeseriesdata.
B) paneldata.
C) havingatreatment groupvs.acontrolgroup, - t 1 t 1 sinceonlyteenagersreceive minimum wages.
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D) cross-sectionaldata.
Answer: B
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4) Paneldata:
A) isalsocalledlongitudinaldata.
B) isthesameas timeseriesdata. t1
C) studiesagroupofpeople at apointin time. - - -
D) typicallyusescontrolandtreatmentgroups.
Answer: A
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5) Econometricscanbedefined as followswiththeexception of: t1 t1 -
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, A) thescienceoftestingeconomictheory.
B) fittingmathematicaleconomic modelsto real-world data. - - -
C) asetoftoolsusedforforecastingfuturevaluesofeconomicvariables.
D) measuring theheightofeconomists. -
Answer: D
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6) Toprovidequantitative answerstopolicyquestions: t1
A) it is typicallysufficienttouse commonsense.
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B) youshouldinterviewthepolicymakersinvolved.
C) youshouldexamineempiricalevidence.
D) istypicallyimpossiblesincepolicyquestionsarenotquantifiable.
t 1 Answer: C t1
7) Anexampleof t 1 arandomizedcontrolled experimentiswhen: -
A) householdsreceiveataxrebatein oneyearbutnot theother. - -
B) oneU.S. stateincreasesminimumwagesand an adjacentstatedoes not, and
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t1 employment differencesareobserved. t1
C) randomvariablesarecontrolled forbyholding constantotherfactors. - -
D) some5th gradersin aspecificelementaryschoolareallowed tousecomputers at school
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t 1 whileothersarenot, andtheirend-of-yearperformanceiscomparedholding constantother
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t1 factors.
Answer: D t1
8) Idealrandomizedcontrolled experimentsineconomics are: - -
A) oftenperformedinpractice.
B) oftenusedbythe Federal Reservetostudytheeffectsofmonetarypolicy.
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C) usefulbecausetheygivea definition ofacausaleffect. - -
D) sometimesusedbyuniversities todeterminewhograduates infouryears ratherthan - - - -
t 1 t 1 five. Answer: Ct1 t1
9) Mosteconomicdataareobtained:
A) throughrandomizedcontrolledexperiments.
B) bycalibrationmethods.
C) throughtextbook examplestypicallyinvolvingten observationpoints.
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D) byobservingreal-worldbehavior.
Answer: D
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