The arguments are essentially empirical ones, with the focus on the question: «how fast can the economy grow while maintaining price stability?». (rba.gov.au)
Since the financial crisis it has become increasingly challenging for central banks to maintain price stability without compromising other political objectives, such as encouraging economic growth. (canadianbusiness.com)
In keeping one eye officially on unemployment, the Fed is unusual in a developed world where central bankers are typically tasked solely with maintaining price stability. (cnbc.com)