Interregional migration has slowed. Recent southern & western movement for job opportunities and to escape the city life. Forced: The government forced people to migrate north for factory production near raw materials. Voluntary: The government encouraged people to migrate with higher wages and earlier retirement.

Why has interregional migration slowed considerably in the US into the 21st century?

it has slowed as a result of the severe recession. Intraregional migrants, who move primarily for lifestyle reasons rather than for jobs, found that they could not get loans to buy new homes and could not find buyers for their old homes.

What is the main reason for interregional migration?

Migration is due to expansion of economic opportunity for the country. Additionally, Interregional migration occurs because people are moving from rural to urban areas.