Oil prices are falling on Tuesday morning as weaker-than-expected economic data from China sparks demand concerns. WTI crude fell back to the $80 handle ahead of this week’s crude inventory data reports. Despite this, traders remain positive that the current quarter could be the tightest of the year for global crude supplies, with inventories depleting rapidly and Brent crude futures potentially rising to $90 a barrel. OPEC+ Set Its Sight on Curbing Overproduction- The OPEC+ meeting on June 1 might have disappointed markets and brought…