Oil prices fell at the start of the week. Investors' attention is focused on the increase in producer prices in the United States.

Brent oil futures were down 61 cents, or 0.7%, to $82.86 per barrel at 0440 GMT. The March contract for American West Texas Intermediate crude, which expires on Tuesday, was down 41 cents, or 0.5 percent, to $78.78. The April WTI contract was down 0.8%, or 60 cents, to $77.86. Brent and WTI contracts rose on Friday as geopolitical tensions in the Middle East offset a slowdown in demand forecasts from the International Energy Agency. According to Priyanka Sachdeva, an analyst at Phillip Nova, in a research note, “WTI and Brent fell on Monday morning as investors adjusted to concerns about demand after a significant jump in the US producer price index