01515nam a2200217 a 450000100080000000500110000800800410001910000230006024500880008326000170017130000110018850000850019952008910028465000140117565000230118965000130121265000170122565300160124265300150125865300240127311016132017-04-06       1968    bl uuuu  m   00u1 u    #d1 aALVES, E. R. de A.  aAn economic evaluation of the impact of an extension program, Minas Gerais, Brazil.  a1968 .c1968  a137 p.  aThesis (Degree of Master Science) - Faculty of Pardue University, West Lafayete.  aIntroduction; The problem; Objectives of the study; Procedures; Organization; Conceptual and statistical models; The concept of relative economic efficiency; The influence of and extension service on economic efficiency; Alternative measures of relative economic efficiency; A estatistical model and estimation procedures; The data; Background and descriptive data; President Bernards; Senador Firmino; An analysis of the sample characteristics; Farm size and land use; Sources of gross income; Farm imputs; Composition of labor force; Prices at the farm level; Demographic characteristics; Number of years with ACAR assistance; Statistical results and computation of efficiency indices; Estimates of the production function; The indices of efficiency; Evaluation and suggestions for future research; Limitations of the study; Some sugestions for ACAR; Suggestions for futures research.  aeconomics  astatistical models  aEconomia  aEstatística  aAvaliação  aEvaluation  aModelo estatístico