Abstract
the prior support is finite, long-run ambiguity is known to be a possible outcome only if the learning problem is misspecified (Marinacci and Massari, 2019). We show that if the prior support is naturally rich, long-run ambiguity cannot occur.
Original language | English |
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Article number | 109404 |
Journal | Economics Letters |
Volume | 194 |
Early online date | 11 Jul 2020 |
DOIs | |
Publication status | Published - Sep 2020 |
Keywords
- Ambiguity
- Learning
- Misspecified learning
- Robust statistical decisions