Over There: A Living Elsewhere Exploration

I've been seeing the term "economic migrant" on social media lately and want to dig into what this means. Who are saying they are this living overseas population? Who are political entities calling economic migrants? And...do these two groups match?  Research links: https://twitter.com/search?f=users&vertical=default&q=economic%20migrant&src=typd     http://www.globalfootprints.org/page/id/40/3   https://www.independent.co.uk/news/world/europe/the-difference-between-asylum-seekers-refugees-and-economic-migrants-10460431.html     https://www.quora.com/What-are-the-differences-between-an-economic-migrant-and-a-migrant-seeking-political-asylum   https://en.wikipedia.org/wiki/Economic_migrant     http://www.sandiegouniontribune.com/opinion/readers-rep/sdut-immigrant-migranr-undocumented-europe-syria-2015sep25-story.html   ----------------------------------------------------------------------------------------------------------------------------------