Portuguese political parties were wrapping up their campaigns on Lisbon's streets on Friday ahead of a general election on Sunday - the country's third early vote in as many years - that polls indicate is unlikely to yield a stable government.

Portugal's average wage of just below 2,000 euros ($2,242) a month is well below the EU average of 3,155 euros and the lowest in Western Europe, forcing many Portuguese to seek better-paying jobs abroad.

Portugal is facing its third national elections in three years on Sunday, following the collapse of the center-right government of Luis Montenegro. The election campaign has focused on domestic issues rather than foreign policy,