The Wealth of Nations by Part 5 Chapter 1 Page 197

the British Linen Company of Edinburgh sells, at present, very much below par, though less so that it did some years ago. The joint stock companies which are established for the public-spirited purpose of promoting some particular manufacture, over and above managing their own affairs ill, to the dimunition of the general stock of the society, can in other respects scarce ever fail to do more harm than good. Notwithstanding the most upright intentions, the unavoidable partiality of their directors to particular branches of the manufacture of which the undertakers mislead and impose upon them is a real discouragement to the rest, and necessarily breaks, more or less, that natural proportion which would otherwise establish itself between judicious industry and profit, and which, to the general industry of the country, is of all encouragements the greatest and the most effectual.