CommSec’s James Gruber says the markets are pricing in a 93 per cent chance of an interest rate hike ahead of the Reserve Bank’s decision. “Markets are pricing in a 93 per cent chance that there will be a 25-basis-point hike to 4.6 per cent today,” Mr Gruber told News24. “The US tumbled overnight. The S&P 500 fell 0.8 per cent, and the Nasdaq was down 0.9 per cent. “Copper was down two per cent, gold down 3.5 per cent to more than seven-month lows.” Presented by CommSec.