Mae astudiaethau sy’n amcangyfrif y manteision i Gymru o gael economi mwy cylchol yn cynnwys astudiaeth Sefydliad Ellen MacArthur/WRAP sy’n nodi arbedion economaidd posibl o hyd at 30,000 o swyddi newydd.  Bydd sicrhau economi mwy cylchol yn dod â nifer o fanteision eraill sy’n gysylltiedig ag amcanion llesiant, gan gynnwys:
Studies which estimate the benefits to Wales of achieving a more circular economy include an Ellen MacArthur Foundation/WRAP study that identified potential economic savings of over £2 billion each year, and a WRAP and Green Alliance study that predicts the potential creation of up to 30,000 new jobs. Achieving a more circular economy will deliver other multiple benefits in respect of the well-being goals, including: