A COMPARATIVE STUDY OF ALTERNATIVE ECONOMETRIC PACKAGES: AN APPLICATION TO ITALIAN DEPOSIT INTEREST RATES

Appendix 1. Program listing

TSP Code

OPTIONS CRT NODATE MEMORY=6.4 SIGNIF=9;

? Unbalanced panel data estimation

SMPL 1 8322;

READ (FILE='ccpatit',FORMAT=FREE)

ABIPRO ANNO RATE HERFIN SHARE3 CCGROW NBRANCH NBANKS COSRAT PILPRO TITCUST;

FREQ(PANEL, ID=ABIPRO) A;

DUMMY (EXCLUDE) ANNO ANN90-ANN95;

LIST REGR1 = HERFIN COSRAT ANN90-ANN95;

LIST REGR2 = HERFIN COSRAT NBANKS ANN90-ANN95;

LIST REGR3 = COSRAT NBANKS ANN90-ANN95;

LIST REGR4 = SHARE3 COSRAT ANN90-ANN95;

LIST REGR5 = SHARE3 COSRAT NBANKS ANN90-ANN95;

PANEL(NOBYID,ID=ABIPRO,WITHIN,NOTOT,NOBET,VARCOM) RATE C REGR3;

LIMDEP Code

? Limdep program for evaluating the determinants of the deposit rate

? on the checking account

read; nobs=8322; nvar = 11;

names = abipro, anno, rate, herfin, share3, ccgrow, nbranch, nbanks,

cosrat, pilpro, titcust);file=/_saee/brunogi/RICGIUS/dati071999/ccpatit;

sample=All$

sample; 1-7165,7243-8322$

? create the yearly dummy variables.

create ;ann90=anno=1990;ann91=anno=1991;ann92=anno=1992;ann93=anno=1993;

ann94=anno=1994;ann95=anno=1995 $

create ; tp = anno - 1990 $

namelist; regr1=herfin, cosrat, ann90,ann91,ann92,ann93,ann94,ann95$

namelist; regr2=herfin, cosrat,nbanks, ann90,ann91,ann92,ann93,ann94,ann95$

namelist; regr3 =cosrat,nbanks, ann90,ann91,ann92,ann93,ann94,ann95$

namelist; regr4=share3, cosrat, ann90,ann91,ann92,ann93,ann94,ann95$

namelist; regr5=share3, cosrat,nbanks, ann90,ann91,ann92,ann93,ann94,ann95$

regress ; lhs=rate; rhs=regr3; str=abipro; perido = tp; panel$

STATA Code

* lettura files

infile abipro anno rate herfin share3 ccgrow nbranch nbanks cosrat pilpro
titcust using ccpatit. , clear

* generazione delle dummies per ogni anno

generate ann90=(anno==1990)

generate ann91=(anno==1991)

generate ann92=(anno==1992)

generate ann93=(anno==1993)

generate ann94=(anno==1994)

generate ann95=(anno==1995)