asked the Chancellor of the Exchequer what is the cost to the revenue of giving tax relief to employers on class I secondary national insurance contributions.

I shall let my hon. Friend have a reply as soon as possible.

asked the Chancellor of the Exchequer what would be the cost to the revenue of giving tax relief on the class I primary national insurance contributions paid by employees.

I shall let my hon. Friend have a reply as soon as possible.

asked the Chancellor of the Exchequer what would be the cost to the revenue of giving tax relief on class II and class IV national insurance contributions paid by Self-employed contributors (a) if relief were given on the total of both contributions and (b) if relief were given only on the amount by which the total of both contributions exceeded 5 per cent. of earnings.

I shall let my hon. Friend have a reply as soon as possible