Mexico will need to double to about $4 billion its annual oil exploration investment to reverse a 14-year decline in output, a move that will require more funding by Pemex and private producers, a top official with the state-run firm said Friday. The Pemex logo is pictured during the 80th anniversary of the expropriation of Mexico’s oil industry at the headquarters of state-owned oil giant in Mexico City, Mexico March 16, 2018. REUTERS/Edgard Garrido The nation’s oil industry needs Petroleos Mexicanos to invest more than $2.5 billion per year and another $1 billion to $1.5 billion from private companies to fully replace its reserves, Jose Antonio Escalera, the firm’s chief of exploration, said at an energy conference in Acapulco. Pemex this year expects to invest about $1.65 billion, roughly the same as 2017. Reserves fell 7 percent this year, to 8.48 billion barrels of oil equivalent, […]