With virtually no worldwide journey in 2020 we now have the alternative downside, write Joseph M Cheers, Colin Michael Hall and Jarkko Saarinen. One of the lead scientists behind the Oxford-AstraZeneca vaccine warns against delaying the vaccination rollout in Australia, saying it’s going to defend people at present. Australian shares have risen, as Wall Street retreated from its record highs as president-elect Joe Biden unveils his pandemic reduction plan to leap-start a struggling US economic system. Shareholders have accredited a $16 billion merger between the co-owners of Kalgoorlie-Boulder’s Super Pit gold mine, consolidating it underneath one owner for the first…