Saudi Aramco could have a market value of more than $1 trillion in an initial public offering after the government slashed the oil producer’s tax burden to attract investors, analysts at Sanford C. Bernstein & Co. and Rystad Energy AS said. The tax cut will increase Aramco’s after-tax income by 300 percent, allowing for higher cash returns to shareholders and giving the company, known officially as Saudi Arabian Oil Co. , a potential market value of $1 trillion to $1.5 trillion, Bernstein analysts said in a report. Rystad Energy increased its valuation of Aramco by 250 percent to $1.4 trillion, assuming a long-term oil price of $75 a barrel. The Saudi government announced Monday that it’s reducing Aramco’s tax rate to 50 percent from 85 percent, as it prepares to offer investors as much as 5 percent of the world’s biggest oil exporter in what could be a record […]