Published by Patrick Mutisya · 14 days ago
Define the following terms:
Immigration is the movement of people into a country or region with the intention of residing there for a period of time, which may be temporary or permanent.
Emigration is the movement of people out of a country or region to settle in another country or region, either temporarily or permanently.
Net migration is the difference between the number of immigrants and the number of emigrants over a given period:
\$\text{Net Migration} = \text{Immigrants} - \text{Emigrants}\$
A positive net migration indicates a population gain, while a negative net migration indicates a population loss.
| Aspect | Immigration | Emigration | Net Migration |
|---|---|---|---|
| Direction of movement | Into the country | Out of the country | Difference between the two |
| Effect on population | Increases population | Decreases population | Positive = increase; Negative = decrease |
| Typical measurement period | Annual or quarterly | Annual or quarterly | Same period as immigration and emigration data |