The Nickel futures contract on the Multi Commodity Exchange (MCX) has been volatile in the past week. After testing ₹784 a kg for two consecutive days, the contract slumped 5.7 per cent on Friday. Though it managed to recover slightly on the next two trading days, the contract has reversed lower again on Wednesday. The contract made a high of ₹764 on Tuesday and has come-off from there to trade cu...