SYDNEY, April 28 (Reuters) - In the well-heeled Sydney beachside suburb of Bondi Junction, early voters leaving a pre-poll centre said they had Donald Trump and the global economy on their mind.

Australia holds a national election on Saturday, and a campaign coinciding with the U.S. president’s stop-start tariffs and volatile diplomacy is bolstering the prospects of Prime Minister Anthony Albanese and his ruling centre-left Labor Party.