 Our analysis, which is mostly empirical in nature, sets the foundations for testing and developing theories that can rely on the analytical framework developed by migration scholars  and the richness of appropriately processed bibliometric data.
<fluency>  Our analysis, which is mostly empirical in nature, sets the foundations for testing and developing theories that can rely on the analytical framework developed by migration scholars  and the richness of appropriately processed bibliometric data.
 Our analysis, which is mostly empirical in nature, lays the foundations for testing and developing theories that can rely on the analytical framework developed by migration scholars and the richness of appropriately processed bibliometric data.