The Sunshine Coast Daily | Same-sex marriage's billion-dollar boost The Sunshine Coast Daily Sweet economic boost: Forecasts are that legalising same-sex marriage will boost the economy by $1 billion dollars. Picture: iStock. Use this content. by Debbie Schipp. A $122 MILLION outlay for a return of more than $1 billion seems a pretty solid ... Australia No chief claims same-sex marriage is 'snobbery' ANZ Bank calculates marriage equality would deliver swift, hefty boost to the economy |