§ Mr. Formanasked the Secretary of State for Energy what is the discount rate used by the Government when estimating the future costs of developing a commercial fast reactor; and what discount rate has been used by the Government when calculating the costs of developing successive types of thermal reactor.
§ Mr. EadieThe discount rate used for investment by Government and the nationalised industries is 10 per cent. in real terms. This rate is currently under review. Before 1969 it was 8 per cent.