The Bank of England have begun to collect from investment trusts and unit trusts annual returns of their assets and quarterly returns of their transactions. The form of these returns will allow the aggregated figures to be used in conjunction with similar statistics for other groups of financial institutions, when these become available, to build up a more complete and consistent account than is at present available of holdings of, and movements in, financial assets, particularly government and local authority debt.
Investment trusts and unit trusts