Distance Inputs and the Space-Economy Part I: The Conceptual Framework

I. Empirical regularities and the distance factor, 181. — II. The need for and definition of distance inputs, 186. — III. Distance inputs contrasted with capital inputs: spatial roundaboutness and extent of production; space preference and discounting, 190. — IV. Transport rate: the price of a distance input, 195. — V. Distance inputs and the classification of factors, 197.