id	keyword
agsci-1861	income
agsci-1861	gap
agsci-1861	income gap
agsci-1861	infrastructure
agsci-1861	construction
agsci-1861	development
agsci-1861	agricultural
agsci-1861	regions
agsci-1861	impact
agsci-1861	capita
agsci-1861	results
agsci-1861	level
agsci-1861	regression
agsci-1861	areas