After the initial shock of last Thursday's referendum sparked a freefall, this week has seen a broad recovery across all asset classes.
South Korea has promised of USD 17 billion in stimulus and speculation swirls that Japan is planning to further loosen monetary policy while the chances of the US raising interest rates have all but evaporated.
Yesterday Bank of England boss Mark Carney hinted that policymakers were contemplating a cut in interest rates.
The optimism filtered through to the oil market and at about 0315 GMT, US benchmark West Texas Intermediate for August delivery was up 34 cents, or 0.70 per cent, at USD 48.67.
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Brent for September, a new contract, was up 39 cents, or 0.78 per cent, at USD 50.10.
"Investors seemed to be finding reasons to be optimistic about the post-Brexit rebound," said IG Markets analyst Bernard Aw.
CMC Markets analyst Margaret Yang said equity markets were on the rise partly because "the Bank of England hinted that more monetary stimulus is on the roadmap to battle the post-Brexit economic fallout".
The drop in US crude stockpiles "is certainly supportive" of prices, David Lennox, a resource analyst at Fat Prophets in Sydney, told Bloomberg News.
"But the market is waiting for real production cuts, and until that happens any strong rally in the oil price is just not going to be sustainable," he said.