When Saudi Aramco was on the verge of a deal last year to buy a stake in an Indian oil refinery, its boss quickly boarded a company jet in Paris and flew to New Delhi.  Chief executive Amin Nasser arrived unannounced early on April 11, 2018, finalised the agreement and signed it later that day. Negotiators had just finished hammering out the details. His last-minute flight, after a business trip to France with Crown Prince Mohammed bin Salman, underlined the importance of the deal both to Saudi Arabia and its huge state oil firm. The planned investment in the $44-billion refinery and petrochemical project on India’s west coast is a prime example of how Aramco is trying to squeeze value out of each barrel […]