versus learning by exporting. According to the selection into exporting hypothesis, more productive firms self-select into … exporting due to high entry costs. The learning by exporting hypothesis, on the other hand, emphasizes that firms learn after … entering into the export market. We find evidence in support of both self-selection and learning by exporting. …

-price model with learning-by-doing in new firms fits this data and predicts that for plausible calibrations, the optimal long … without learning-by-doing in new firms predicts an optimal long-run inflation rate near zero. In a two-sector model with … learning-by-doing in new firms, the policy tradeo that arises between new and incumbent firms is considerably more severe than …