To ask the Scottish Executive what the indirect subsidy is from (a) renewables obligation certificates, (b) climate change levy and (c) any other related government grant per kilowatt-hour to (i) onshore wind, (ii) offshore wind, (iii) coal-fired, (iv) gas-fired and (v) nuclear generation of energy. Information on any indirect subsidygained by (i) onshore wind, (ii) offshore wind, (iii) coal-fired, (iv) gas-firedand (v) nuclear generators is not held centrally.