Thiruvananthapuram, Amid an escalating political row over the state's move to purchase electricity, Keralam Chief Minister V D Satheesan on Wednesday said no agreement had been signed with the. The Chief Minister accused Leader of the Opposition\u00A0Pinarayi Vijayan of making contradictory statements on the issue. Amid a raging controversy over a power purchase proposal via over-the-counter (OTC) platform GNA Energy, Keralam Chief Minister V.D.