By Somali K Chakrabarti     Tata Power claims to charge lowest tariff in Mumbai . The above article appeared in The Economic Times, on 27th Jan, 2014. Here is an excerpt: As the demand to reduce power tariff is gaining momentum in Maharashtra, private utility Tata Power today claimed that its tariff is the lowest in the metropolis.… Read More Why Tata Power may cease to have the lowest power tariff in Mumbai