It is a fact that many of the key policy levers around tackling income poverty (such as changes to the tax and benefits system) lie within the control of the UK Government.
Mae’n ffaith mai yn nwylo Llywodraeth y DU y mae llawer o’r arfau polisi allweddol – megis newidiadau i’r system drethi a budd-daliadau – sy’n gysylltiedig â threchu tlodi incwm.