^{note (1) page 50} World exports in this article exclude throughout other countries' exports to the United Kingdom, exports from the United Kingdom of precious stones and lend/lease silver, and ‘special category ‘exports as defined before 1965 (of military equipment, etc.) from the United States. For 1965 and 1966 the value of ‘special category’ exports thus defined has been estimated. In other respects world exports of manufactures are defined as in Statistical Appendix table 23. That is to say they are taken as comprising exports of goods in sections 5-8 of the Standard International Trade Classification (revised) from the United States, Canada, Japan, Belgium-Luxemburg, France, West Germany, Italy, Netherlands, Sweden, Switzer land and the United Kingdom.

^{note (2) page 50} Calculations based on different combinations of com modity groups and market areas, different time periods, etc., would, of course, give rather different results. It is, however, unlikely that any reasonable alternative selection would invalidate this broad conclusion.

^{note (1) page 51} The 1954 share cannot be accurately determined by areas because information on United States exports is incomplete.

^{note (1) page 56} See National Institute Economic Review No. 39, February 1967, page 16, and G. A. Renton, ‘British Exports of Manu factures to Industrial Countries’, National Institute Economic Review No. 42, November 1967, pages 42-43.