id	keyword
gssr-960	price
gssr-960	cassava
gssr-960	volatility
gssr-960	research
gssr-960	global
gssr-960	model
gssr-960	test
gssr-960	food
gssr-960	price volatility
gssr-960	market
gssr-960	table
gssr-960	west
gssr-960	value
gssr-960	cassava price
gssr-960	centre
gssr-960	results
gssr-960	coefficient
gssr-960	shows
gssr-960	source
gssr-960	region
gssr-960	sustainability