Despite fuel price hike, Pranab Mukherjee managed to make both the salaried class as well as the entrepreneurs happy.Highlights of 2010-11 budget presented by Finance Minister Pranab Mukherjee in parliament Friday:-- Clean energy cess of Rs.50 per tonne on coal produced in India-- Concessional duty of 4 percent for solar power rickshaw developed by Council of Scientific and Industrial Research-- Concessional customs duty of 5 percent for cable TV operators for importing equipment-- Toys fully exempt from central excise duty-- Service sector tax retained at 10 percent to aid the introduction...