The ‘export value gap’ is defined as the difference in value between Wales’ exports to a certain market and the exports of the chosen competitor to that same market.
Diffinnir y ‘bwlch gwerth allforio’ fel y gwahaniaeth mewn gwerth rhwng allforion Cymru i farchnad benodol ac allforion y cystadleuydd a ddewiswyd i’r un farchnad.