Empirical data suggest that new firms tend to grow faster than incumbent firms in terms of their productivity. A sticky …-price model with learning-by-doing in new firms fits this data and predicts that for plausible calibrations, the optimal long … firms to align their real price with their idiosyncratic productivity growth. In contrast, the standard sticky-price model …

entering into the export market. We find evidence in support of both self-selection and learning by exporting. … 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 …

Export is an important contributor to growth with numerous direct and indirect macroeconomic benefits. Moreover, firms … focused on identifying reasons behind this superiority of exporters by testing two hypothesis - self-selection and learning by … the validity of learning by doing hypothesis. …