计量经济学作业

1、计量经济学奥 笆 扮系别：国贸系唉 蔼 奥 熬 班熬级：08商行一俺班袄 昂 瓣 啊 姓靶名：王善勇办 澳 斑 阿 学疤号：20080背18149一、数据变换盎create 版a 1985 蔼2003笆data 扒Cr Cu Y伴r Yu Rp安op Pop 安P Pr Pu拜人均消费：ge癌nr C1=(拜Cr* Rpo隘p/100+C捌u* (1-R安pop/100啊)/P*10颁0罢人均可支配收入版：genr Y把1=(Yr* 靶Rpop/10办0+Yu* (俺1-Rpop/鞍100)/P扒*100白农村人均消费：伴genr Cr百1= Cr /扮Pr*100澳城镇人均消费：翱genr

2、Cu扳1= Cu /袄Pu*100阿农村人均纯收入稗：genr Y把r1= Yr 奥/Pr*100版城镇人均可支配芭收入：genr啊 Yu1= Y氨u /Pu*1隘00二、图形分析唉全国消费情况分岸析：scat 拌Y1 C1安从图形中看出Y案1和C1大致线巴形关系，即人均败可支配收入和人八均消费大致呈线翱形关系。扒农村消费情况分巴析：scat 扳Yr1 Cr1哎 背从图中可以看出吧YR1和CR1盎大致符合线形关爸系，所以农村人背均纯收入和农村叭人均消费大致呈凹线形关系埃城镇消费情况分蔼析：scat 班Yu1 Cu1拜从图中可以看出鞍YU1和CU1胺大致呈线形关系拔，即皑城镇人均可支配邦收入拔和

3、哎城镇人均消费拜大致呈线形关系耙。白三、估计线性回哀归模型绊全国消费情况分敖析：ls C1岸 C搬y凹1袄Depende坝nt Vari八able: C邦1哎Method:暗 Least 办Squares哀Date: 唉04/07/1柏1肮 Time蔼: 版0：08背Sample:肮 1985 2柏00傲3罢Include熬d obser癌vations伴: 19斑Variabl版e鞍Coeffic稗ient啊Std. Er笆ror皑t-Stati瓣stic笆Prob.靶C颁91.1786蔼6扮8.11259皑7搬11.2391办5爸0.0000扳Y1翱0.69183绊8敖0.00945佰1板

4、73.2004板5蔼0.0000凹R-squar巴ed扒0.99683瓣7班Mea挨n depen败dent va奥r皑648.006佰5氨Adjuste板d R-squ佰ared暗0.99665奥1百S.D跋. depen稗dent va矮r安212.378拔4佰S.E. of吧 regres邦sion肮12.2898扒1伴Aka邦ike inf矮o crite哀rion瓣7.95471吧8绊Sum squ唉ared re拌sid背2567.66霸9颁Sch癌warz cr把iterion挨8.05413唉3斑Log lik敖elihood办-73.569氨82百F-s袄tatisti捌c办

5、5358.30按6案Durbin-艾Watson 稗stat跋1.14618拌4背Pro鞍b(F-sta般tistic)罢0.00000癌0拜农村消费情况分爱析：ls Cr袄1 C敖 Yr1 跋Depende搬nt Vari搬able: C伴R1矮Method:绊 Least 搬Squares板Date: 扒04/07/1碍1艾 Time靶: 芭0：10耙Sample:爱 1985 2叭003扳Include八d obser八vations百: 19傲Variabl白e绊Coeffic佰ient稗Std. Er佰ror熬t-Stati爱sti把c搬Prob.班C背106.872耙6碍12.37

6、16隘9八8.63847安9氨0.0000袄YR1凹0.59997背9癌0.02166半6班27.6927皑5胺0.0000斑R-squar胺ed绊0.97831佰3胺Mea澳n depen霸dent va蔼r叭437.670邦0颁Adjuste颁d R-squ哀ared凹0.97703埃8凹S.D斑. depen哀dent va绊r扒92.6274笆1半S.E. of凹 regres爸sion吧14.0361皑7佰Aka捌ike inf疤o crite矮rion坝8.22045肮3扒Sum squ澳ared re碍sid奥3349.23搬9艾Sch柏warz cr傲iterion柏8.319

7、86爱7罢Log lik氨elihood爸-76.094艾30坝F-s熬tatisti凹c颁766.888翱6岸Durbin-败Watson 昂stat把0.74118班9版Pro班b(F-sta澳tistic)吧0.00000靶0暗城镇消费情况分瓣析：ls Cu扮1 C巴 Yu1鞍Depende俺nt Vari班able: C拌U1傲Method:柏 Least 澳Squares氨Date:哀04/07/1爸1八 笆Time: 八0：16芭Sample:稗 1985 2凹003爱Include傲d obser班vations爸: 19伴Variabl拜e扮Coeffic哀ient版Std.

8、Er邦ror坝t-Stati版stic版Prob.熬C笆149.203耙9耙10.8516癌2拌13.7494岸6绊0.0000捌YU1绊0.70492白4扳0.00773瓣6颁91.1256癌6隘0.0000八R-squar俺ed阿0.99795伴7芭Mea背n depen拜dent va艾r败1081.22奥4凹Adjuste百d R-squ背ared巴0.99783氨7碍S.D霸. depen拜dent va搬r艾339.833拌9哀S.E. of跋 regres邦sion扒15.8058版6俺Aka懊ike inf癌o crite鞍rion班8.45793瓣9佰Sum squ柏ared re俺sid绊4247.02盎8靶Sch摆warz cr耙iterion唉8.55735耙4版Log lik爸elihood隘-78.350胺42蔼F-s暗tatisti耙c爱8303.88碍6半Durbin-办Watson 爱stat暗2.01861埃8矮Pro般b(F-sta办tistic)拔0.00000霸0四、回归结果 全国：农村： 城镇： 哀分析：一。从回芭归结果来看，三扒个方程的板都很高，说明人叭均可支配收入