Answers are grounded in this paper and cite their sources.
… a deliberate attempt to transpose into political science the technique of the ‘working model’, that is, fundamentally, to restore to favour, in a new guise, the methodical use of hypothesis in science. MAURICE DUVERGER, Political Parties, p. xiv.
No takes yet. Share an insight, caveat, or question.
Colin Leys (1959) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: