From the standpoint of policies, the different branches of economics may be aggregated into two categories: dirigiste and laissez fairist. Dirigiste theories in economics have been based primarily on the complexity of commodities: this allows commodities to be ranked according to the...

The currencies of nations, in their utility as a medium of exchange and store of value, behave variously according to the integrated dynamics of free enterprise, the central bank and government policy. As such, foreign exchange rates fluctuate constantly with consequences for the growth of...

The description of the dynamics and fluctuations of macro variables remains one of the most exciting problems of financial economics. This paper models macro variables via the description of transactions between agents. We use risk ratings x of agents as their coordinates in the economic space....

There is a huge literature on the effects of uncertainty on trade levels. One very strong result of that literature is that uncertainty should not matter, as long as well developed forward markets exist. The empirical implications of this result, however, are hard to find in the data. We model...

Steht der deutschen Wirtschaft eine Rezession bevor? Das ist eine Frage, die momentan häufig in den Medien diskutiert wird. Doch was ist überhaupt eine Rezession? Dies ist nicht zuletzt eine Frage der Definition, die in der wissenschaftlichen Literatur und auch in der Praxis leider nicht...

Steht der deutschen Wirtschaft eine Rezession bevor? Das ist eine Frage, die momentan häufig in den Medien diskutiert wird. Doch was ist überhaupt eine Rezession? Dies ist nicht zuletzt eine Frage der Definition, die in der wissenschaftlichen Literatur und auch in der Praxis leider nicht...

Since the global financial crisis in 2008, the world economy has been suffering from the Great Recession characterized by high and persistent unemployment as well as drastic fall in asset prices. Real business cycle theory or new-Keynesian economics which has been the dominant paradigm in...

This paper describes evolution of economic and financial transactions between agents as ground for modelling fluctuations of economic and financial variables. We use risk ratings x of agents as their coordinates x on economic space. Transactions between agents define evolution of their economic...

This paper presents macro-finance as ensemble of economic agents and suggests use risk ratings of economic agents as their coordinates on economic space. Financial variables of separate economic agents are defined as functions of time and coordinates on economic space. Aggregations of financial...

Institutions, such as contract enforcements and rule of law, are arguably one of the most important determinants of economic development. This paper exploits the insight into the relation between geography and economies of scale and investigates how the market size and international trade affect...