Oil prices slid by 3% early on Friday, erasing the gains from earlier this week, as the contracts are set for rollover and central banks say much needs to be done to curb inflation despite the less aggressive hike rates this week. As of 9:37 a.m. ET on Friday, the front-month U.S. benchmark contract WTI Crude was trading down 3.35% at $73.45. The international benchmark, Brent Crude, was down 3.42% on the day to $78.42, slipping below $80 per barrel again after having reached $82 per barrel earlier this week. Brent at $78 per barrel is the lowest…