The prices of crude oil saw increases again on Monday as Iran rejected talks with the US and a deal to reopen the Strait of Hormuz remained elusive. Brent crude rose 0.8% to cross the $84/barrel mark after rising 5% in just three sessions, and WTI crude hit $78.74/barrel. Meanwhile, Japan's Nikkei rose 0.6% while South Korea's KOSPI jumped 0.5%.