Sören Blomquist and Matz Dahlberg, "Small Sample Properties of LIML and Jackknife IV Estimators: Experiments with Weak Instruments", Journal of Applied Econometrics, Vol. 14, No. 1, 1999, pp. 69-88. The data used in the article are from the Level of Living Survey 1981. This is a confidential data source administered by Professor Robert Eriksson Swedish Institute for Social Research Stockholm University 106 91 Stockholm, Sweden Permission to use this data source should be directed to Professor Eriksson. The variables used in our study and sample selection rules are described in the file variable.def. The file genivdat.for is a program to generate the "linearized" data used in the IV estimation. A subprogram, budget.for, describes how budget constraints are calculated. Both these files (which are in DOS format) are zipped in the file bd-files.zip. Please address any questions to: Soren Blomquist Dept. of Economics Uppsala University Box 513 751 20 Uppsala Sweden