The Alec Stone Sweet and Thomas L. Brunell Data Set on Preliminary References in EC Law (1999), Robert Schuman Centre, European University Institute.
From this site, you can access the data set and the codebook. The codebook, which provides an introduction to the data base and a bibliography of works that have used these data, can be downloaded in either MS Word format or HTML format. The data themselves can be downloaded in Excel format.
The hard copy versions of these data are stored in two locations: (1) the Global Peace and Conflict Studies Center, the School of Social Sciences, the University of California, Irvine, CA, USA (Wayne Sandholtz, Director); (2) the Robert Schuman Centre, the European University Institute, San Domenico di Fiesole, Italy (Yves Meny, Director).
Query at: firstname.lastname@example.org, or mailto:email@example.com.