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Software

Software Download Manual Installation Instructions
QCA (DOS) click here click here click here
fsQCA 2.0 click here click here click here

Download Adobe Acrobat Reader in order to be able to read the fs/QCA manual in the PDF format.

Version date fsQCA: January, 2009 (revisions in progress).

Version date fsQCA manual: August, 2008 (revisions in progress).

PLEASE DOWNLOAD important background reading or consult my new book, Redesigning Social Inquiry (University of Chicago Press, 2008):

1. Description of the "fuzzy-set truth-table" procedure (which is now the only fuzzy-set analysis procedure available in fsQCA; the "inclusion" procedure is being revamped). See chapter 7 of Redesigning Social Inquiry.

Ragin, Charles C. 2008. "Qualitative Comparative Analysis Using Fuzzy Sets (fsQCA)." Pp. 87-121 in Benoit Rihoux and Charles Ragin (eds.) Configurational Comparative Analysis. Thousand Oaks, CA and London: Sage Publications. click here to download this paper

2. How to interpret the solutions produced by the "Standard Analysis" button in the truth table procedure (both crisp and fuzzy). See Redesigning Social Inquiry, chapters 8 and 9.

Ragin Charles C. and John Sonnett. 2005. "Between Complexity and Parsimony: Limited Diversity, Counterfactual Cases, and Comparative Analysis. Pp. 180-197 in Sabine Kropp and Michael Minkenberg (eds.), Vergleichen in der Politikwissenschaft. Wiesbaden: VS Verlag fur Sozialwissenschaften. click here to download this paper

3. How to "calibrate" fuzzy sets using interval-scale variables. See chapters 4 and 5 of Redesigning Social Inquiry.

Ragin, Charles C. forthcoming. "Calibration Versus Measurement." in David Collier, Henry Brady, and Janet Box-Steffensmeier (eds.), Methodology volume of Oxford Handbooks of Political Science. click here to download this paper

4. How "consistency and coverage" are calculated and how to interpret these measures. See chapter 3 of Redesigning Social Inquiry.

Ragin, Charles C. 2006. "Set Relations in Social Research: Evaluating Their Consistency and Coverage. Political Analysis 14(3):291-310. click here to download this paper

Successive versions of QCA and fsQCA have been developed by Charles Ragin, Kriss Drass and Sean Davey. Updated versions of fsQCA are posted every 3-6 months.