Mae’r papur yn dangos y byddai economi Cymru dan anfantais anghymesur oherwydd Brexit caled. Mae’n nodi y byddai’r sectorau ceir, cemegion, dur a pheirianneg drydanol yn wynebu’r perygl mwyaf o ganlyniad i dariffau. Y perygl mwyaf i’r diwydiant awyrofod fyddai rhwystrau heblaw am dariffau. Dyma’r sectorau sydd ymhlith y rhai mwyaf cynhyrchiol yng Nghymru ac sy’n gyfrifol am nifer mawr o swyddi crefftus sy’n talu’n dda.
The report shows the Welsh economy would be disproportionately impacted by a hard Brexit and identifies that the sectors most at risk from tariffs are automotive, chemicals, steel and electrical engineering, while the aerospace industry is most at risk from non-tariff barriers. These are sectors which are amongst the most productive in Wales and provide a large number of highly-skilled, well-paid jobs.