A.凱恩斯B.薩繆爾森C.丁伯根D.費(fèi)里希
A.經(jīng)濟(jì)規(guī)律研究B.經(jīng)濟(jì)預(yù)測(cè)C.經(jīng)濟(jì)結(jié)構(gòu)分析D.經(jīng)濟(jì)政策模擬
A.regressB.logitC.heckmanD.tobit