korea_gravity {migest}

Annual origin destination migration flows between Korean regions alongside selected geographic, economic and demographic variables.

Description

Origin-destination migration flows between 2012 and 2020 based on first level administrative regions.

Usage

korea_gravity

Format

Data frame with 2,601 rows and 20 columns:

orig

Origin region

dest

Destination region

year

Year of flow

flow

Migration flow. Data obtained from KOSIS

dist_cent

Distance (in km) between geographic centroids, calculated from geosphere::distm()

dist_min

Minimum distance (in km) between regions, calculated from sf::st_distance()

dist_pw

Distance (in km) between population weighted centroids, calculated from geosphere::distm() using WorldPop estimates of 2020 regional population centroids

contig

Indicate if regions share a border

orig_pop

Population (in millions) of origin region. Data obtained from KOSIS.

dest_pop

Population (in millions) of destination region. Data obtained from KOSIS.

orig_area

Geographic area (in km^2) of origin region, calculated from sf::st_area()

dest_area

Geographic area (in km^2) of destination region, calculated from sf::st_area()

orig_gdp_pc

GDP per capita of origin region. Data obtained from KOSIS.

orig_ginc_pc

Gross regional income per capita of origin region. Data obtained from KOSIS.

orig_iinc_pc

Individual income per capita of origin region. Data obtained from KOSIS.

orig_pconsum_pc

Personal consumption per capita of origin region. Data obtained from KOSIS.

dest_gdp_pc

GDP per capita of destination region. Data obtained from KOSIS.

dest_ginc_pc

Gross regional income per capita of destination region. Data obtained from KOSIS.

dest_iinc_pc

Individual income per capita of destination region. Data obtained from KOSIS.

dest_pconsum_pc

Personal consumption per capita of destination region. Data obtained from KOSIS.

Source

Statistics Korea, Internal Migration Statistics. Data downloaded from https://kosis.kr/eng in July 2021.

Robin Edwards, Maksym Bondarenko, Andrew J. Tatem and Alessandro Sorichetta. Unconstrained subnational Population Weighted Density in 2000, 2005, 2010, 2015 and 2020 ( 100m resolution ). WorldPop, University of Southampton, UK.

Source: Statistics Korea, Population Statistics Based on Resident Registration. Data downloaded from https://kosis.kr/eng in July 2021.

Source: Statistics Korea, Regional GDP, Gross regional income and Individual income. Data downloaded from https://kosis.kr/eng in November 2023.