Many econometric analyses include dependent variables constrained to the interval between zero and 1 Under such conditions, simple regression procedures break down Several alternative stochastic models which avoid this problem can be defined depending on the assumed error structure Two...

Opinions differ among economists as to how effective statistical analyses using time series data can be in identifying factors affecting demand and in measuring their influences. Although this presentation may not materially modify these opinions, it should at least succeed in making even the...

Statisticians are constantly trying to make their methods more precise, not only because of their scientific interest but also to meet the ever-increasing load which modern society throws upon statistical measurement. A notable contribution has been made over the last dozen years by means of the...

Much has been written concerning the importance of risk and uncertainty on decision making. However, research results employing static theory are seldom modified by risk and uncertainty considerations to provide more realistic recommendations to farmers and others making decisions under...

The costs of obtaining a given level of accuracy in estimating yields of tree fruit might be lowered by the use of photographs or supplemental information on fruiting potential. A small-scale experiment of this sort is described for peaches and apples. A procedure for evaluating the relative...

The United States Department of Agriculture is cooperating in an interagency study to plan for the future development and control of the water resources of the Potomac River Basin.' One assignment undertaken by the Farm Economics Research Division, Agricultural Research Service, is that of...

It 15 difficult to obtain c1osed-fonn solutions for input demand equations that are conducive to econometric estimation and policy analysis when the production function IS unknown Developments In the theory of duality facilitate obtaining such equations This article provides three examples of...

The assembly, processing, and dissemination of economic intelligence concerning agriculture is a complex process in which the U.S. Department of Agriculture and its subdivisions are greatly involved. The role of the Economics, Statistics, and Cooperatives Service in the information process is...

This article presents newly developed national estimates of average income, per farm and per person in the farm family, for each economic class of farm in 1949. Aggregates and averages of farm income and expenditures are published regularly in considerable detail in The Farm Income Situation....