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Theory/Method/Brandom: the notion of regularity cannot distinguish regularities - regularity with respect to reference classes cannot distinguish reference classes - there are probably facts about probabilities, but no fact shows which of the possible reference classes is the right - (> Nonfactualism).
Theory/Holism/Brandom: what makes evidence an evidence of an auxiliary hypothesis depends on the available auxiliary hypotheses.
Expressive Vernunft Frankfurt 2000
Begründen und Begreifen Frankfurt 2001