id	keyword
ajis02-106	firm
ajis02-106	business
ajis02-106	singapore
ajis02-106	lagos
ajis02-106	input
ajis02-106	output
ajis02-106	specific
ajis02-106	environment
ajis02-106	vol
ajis02-106	systems
ajis02-106	activities
ajis02-106	industry
ajis02-106	economic
ajis02-106	activity
ajis02-106	industries
ajis02-106	research
ajis02-106	features