id	keyword
fbem-31485	export trade
fbem-31485	digital
fbem-31485	economy
fbem-31485	import
fbem-31485	development
fbem-31485	china
fbem-31485	effect
fbem-31485	threshold
fbem-31485	trade development
fbem-31485	impact
fbem-31485	research
fbem-31485	linear