Oil prices on Monday climbed over 1% in the International market. Benchmark Brent crude futures climbed by 1.1%, to $54.42 a barrel. US West Texas Intermediate (WTI) crude futures saw an increment of 0.8%, to $45.96 per barrel. Signs of recent price drop may start hampering supply from the United States fuelled the rise, though global economic outlook continues to weigh on investors.