The Reserve Bank of India governor should work in sync with the nation's government to support economic growth or he should resign, said the head of the economic wing of Hindu nationalist group Rashtriya Swayamsevak Sangh, which is the fountainhead of Prime Minister Narendra Modi's ruling party. RBI Governor Urjit Patel should also "restrain his officials from making differences public," said the RSS official, Ashwani Mahajan, in an interview on Wednesday. "If he doesn't follow discipline it would be better for him to resign," he added. Modi's Bharatiya Janata Party (BJP) emerged from the RSS and its members work to get BJP candidates elected. Mahajan is chief of the RSS's Swadeshi Jagran Manch (SJM) economic group. Earlier in the day, some local TV channels reported that Patel could consider resigning from his post given a breakdown in relations with the government, sparking a sell-off in the rupee and bonds. Tensions between the RBI and