Invaders don't win. Defenders lose. If we're fretting about our own Golden Age falling to usurpers, let us remember that barbarians don't operate in a vacuum. The Khwarazmian (Persian) Empire was corrupt and rife with elite infighting before the Mongols arrived.
It’s claimed that Australia’s stagnant productivity is due to a lack of business investment . That's an easy argument: if companies aren’t investing in better technology and equipment, workers can’t become more efficient . In fact, business investment has paced the overall economy for decades . The real issue isn't lack of investment, but where that investment is going, and what's driving the rest of the economy.