Among others Beckmann (1952) firstly introduced the concept of a two dimensional continuous space into economics. This great step had unfortunately not shown further expansion in economics. Through several papers related to Beckmann's initiation, Beckmann and Puu (1985) at last reached a...

This paper addresses parameter estimation of spatial regression models incorporating spatial lag. These models are very important in spatial econometrics, where spatial interaction and structure are introduced into regression analysis. Because of spatial interactions, observations are not truly...

The aim of the study is to compare the methodology of spatial model building of two very influential economists, Thünen and Krugman. Thünen is a representative nineteen century economist and Krugman represents the method of contemporary neoclassical mainstream economics. Thünen is mostly...

This paper proposes a methodology to measure spatial effects of roads and local authorities' seats in a diffusion of business activity, which usually follows the distance decay patterns, from core to periphery. Regional development policy, pursued by regional authorities, directed to local units...

In the present paper we analyse for the first time as far as we know, the ancient Greek regional proto-federations, of free-democratic city-states. We examine their political institutions and policies, like common defense and external policy, military organization, representative federal bodies...