id	keyword
atssr-2080	efficiency
atssr-2080	technical
atssr-2080	growth
atssr-2080	frontier
atssr-2080	production
atssr-2080	tax
atssr-2080	government
atssr-2080	rate
atssr-2080	stochastic
atssr-2080	analysis
atssr-2080	capital
atssr-2080	balance
atssr-2080	gdp
atssr-2080	research
atssr-2080	payments
atssr-2080	study
atssr-2080	impact
atssr-2080	expenditure
atssr-2080	exchange
atssr-2080	productivity
atssr-2080	total
atssr-2080	sudan