format
A data frame containing 17 cases and the following 6 columns:
rl{
P Public university
E Support of elite allies
A National union affiliation
S Strike or a strike threat
EBA E happens before A
REC Union recognition
}source
Caren, N; Panofsky, A. (2005) TQCA: A Technique for Adding Temporality
to Qualitative Comparative Analysis. Sociological Methods & Research
vol. 34, no.2, pp.147-172.
Ragin, C.C.; Strand, S.I. (2008) Using Qualitative Comparative
Analysis to Study Causal Order: Comment on Caren and Panofsky (2005).
Sociological Methods & Research vol.36, no.4, pp.431-441.