Lifetime Vs Recent Migrant Ratio Lookup
Compare migration persistence by dividing lifetime migrants (born elsewhere) by recent migrants who moved within a stated interval.
Description
Compare migration persistence by dividing lifetime migrants (born elsewhere) by recent migrants who moved within a stated interval.
Compare migration persistence by dividing lifetime migrants (born elsewhere) by recent migrants who moved within a stated interval.1
When to use Lifetime Vs Recent Migrant Ratio Lookup
Use this migration measure when origins, destinations, reference periods, and the distinction between moves, movers, stocks, and flows are explicit.
- Lifetime
- People born outside the current place of residence.
- Recent
- People living elsewhere at the start of the reference interval.
How the method works
- Ratio
- Lifetime migrants per recent migrant.
Limitations and assumptions
Migration estimates are sensitive to boundary changes, return moves, duration thresholds, missing origin-destination cells, and whether the source records residence, birthplace, or events.
Alternative or Complementary measures
Compare flow-based estimates with residence or birthplace stocks and, where possible, an independent residual method. Gross inflows and outflows reveal movement that a net balance alone conceals.
References
-
Human migration — Wikipedia contributors
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