It twisted about unproductively for some distance.
"The Crooked House"
Brandon Fleming
To complete the estimate, however, of the portion of the produce of industry which goes to remunerate capital we must not stop at the interest earned out of the produce by the capital actually employed in producing it, but must include that which is paid to the former owners of capital which has been unproductively spent and no longer exists, and is paid, of course, out of the produce of other capital.
"Socialism"
John Stuart Mill
The sole disadvantage then which could happen to a country from retaining by prohibitory laws a greater quantity of gold and silver in circulation than would otherwise remain there, would be the loss which it would sustain from employing a portion of its capital unproductively, instead of employing it productively.
"On The Principles of Political Economy, and Taxation"
David Ricardo