HC Deb 14 February 1989 vol 147 cc125-6W
Mr. Steinberg

To ask the Secretary of State for Energy if he will publish the marginal costs of coal production of both opencast and deep mined coal for each year from 1981–82 to 1988–89, or for which the latest figures are available.

Mr. Michael Spicer

This is a matter for the British Coal Corporation. I have asked the chairman to write to the hon. Member.