This article calls attention to the usefulness of an often neglected but basic tool of the economist's trade—the art of writing so as to carry ideas as exactly as possible from one mind to another, and sometimes from one part of one mind to another part of the same mind. Writing is a tool...

Writing is a working lool for the economisl-a tool both for doing research and for presenting research results. Effective writing is important for all scientists, but especially for economists. Economists need to write well to complete their work effectively, to meet their ethical obligations,...

Linear programming is rapidly finding a place in every working economist's tool chest. Experience with this research technique has reached the point at which the relative efficiency of alternative methods of programming needs careful study. In the accompanying paper such an evaluation is made...

Technological progress in animal production in the last 30 years has been substantial in some ways, negligible in others. On the one hand, livestock production per animal unit of breeding stock has shown gains of the same order as those in crop production per acre of land. But on the other hand,...

Comparisons of successive frequency distributions may be made in two distinct ways that are frequently confused. One way is to make comparison against a given set of class intervals covering the relevant range of the data. The result is a fixed frame of reference, a single classification grid....

From a physiological standpoint there is good reason to believe--although specific evidence is inadequate to prove--that the law of diminishing returns applies in feeding chickens for egg production. From an economic standpoint this does not appear to have the practical significance that it...