We show that asymmetric persistence induces ARCH effects, but the LM-ARCH test has power against it. On the other hand, the test for asymmetric dynamics proposed by Koenker and Xiao (2004) has correct size under the presence of ARCH errors. These results suggest that the LM-ARCH and the...

This paper investigates the role of Regional Trade Agreements (RTAs) on bilateral international migration. By increasing the information on the potential destination country, RTAs may favour bilateral migration flows among member countries. Building on the gravity model for migration by Anderson...