This dissertation was prepared as a collection of 4 research articles in the field of international trade with a focus on gravity modeling and estimation for international trade and migration and on domestic firm-level labor market effects of internationalization. Chapter 2 structurally...

Recent empirical studies document that the distribution of earnings changes displays substantial deviations from lognormality: in particular, earnings changes are negatively skewed with extremely high kurtosis (long and thick tails), and these non-Gaussian features vary substantially both over...