id	keyword
ajoaa-1904	productivity
ajoaa-1904	agricultural
ajoaa-1904	development
ajoaa-1904	nigeria
ajoaa-1904	sector
ajoaa-1904	transformation
ajoaa-1904	journal
ajoaa-1904	total
ajoaa-1904	labour
ajoaa-1904	study
ajoaa-1904	factor
ajoaa-1904	result
ajoaa-1904	tfp
ajoaa-1904	variables
ajoaa-1904	growth
ajoaa-1904	asian
ajoaa-1904	credit