The regional elections give a boost to the prime minister 's power . Analysts say the good showing for Prime Minister Manmohan Singh 's coalition is a much-needed boost for the government , battered by a series of corruption scandals , rising inflation , and low investor confidence in Asia 's third largest economy . The decades of Communist Party rule end in West Bengal . But the coalition loses in Tamil Nadu as a scandal hurts the state government .
The regional elections give a boost to the prime minister 's power . The decades of Communist Party rule end in West Bengal . But the coalition loses in Tamil Nadu as a scandal hurts the state government .