Understanding the heterogeneity over spatial locations is an important problem that has been widely studied in applications such as economics and environmental science. We focus on regression models ...

This is a preview. Log in through your library . Abstract We investigate the strict-exogeneity assumption, a necessary condition for estimator consistency in many finance panel-data applications. We ...

The growing demand for heterogeneous integration is driven by the 5G market. This includes smartphones, data centers, servers, high-performance computing (HPC), artificial intelligence (AI) and ...