(Photo: Varuth Hirunyatheb)The government will let retail fuel prices rise gradually from Wednesday but will heavily subsidise the pump price of standard diesel. Deputy Prime Minister and Transport Minister Phiphat Ratchakitprakarn announced details at Government House in Bangkok on Tuesday morning. He said petrol and diesel prices would gradually increase from Wednesday onwards. The diesel price would rise by less than one baht per litre on Wednesday morning and would be capped at 33 baht per litre. The government would decide on diesel price increments on Tuesday evening, he said.