The term refers not to a single variety of trust but to a set of characteristics that can be incorporated into various types of trusts.

FORBES: IRS Is Grinch Who Stole Tax ID Numbers

Unit investment trusts are one of three basic types of investment companies.

FORBES: Why Unit Investment Trusts Can Be A Good Investment Alternative

Of course, the funding system is meant to take this into account and the best-performing trusts have found ways of reducing the most expensive types of treatment by investing in prevention.

BBC: Why the fuss when the NHS is in surplus?

The six wildlife trusts in Wales want a ban on the use of three types of chemicals known as neonicotinoids found in pesticides.

BBC: Welsh bee decline action plan to promote allotments