A discussion on the theories in economics

However, it depends on how efficient the investment is. The most accurate description possible of the economic phenomenon is to be reached in this way. The tertiary sector consisting of transport, commerce, banking and insurance is underdeveloped.

As a result, the growth rate of population increases very swiftly.

Economic Theories

Thus the food supply in successive similar periods will be 1, 2, 3, 4, 5, 6, 7, 8, and 9 after years. But exceptions may be found, and I should not be greatly surprised if some day a well-authenticated exception were discovered.

There can be no doubt that the exact and real sense of the famous phrase of Tacitus: In reality these three operations are simultaneous. They are solely acquainted with ideal phenomena which make a continually closer approximation to the concrete cases.

Explaining Theories of Economic Growth

This implied an increasing capital-output ratio over the various stages of industrialisation. Fortunately the figures representing the distribution of wealth group themselves according to a very simple law, which I have been enabled to deduce from unquestioned statistical data.

The Harrod-Domar model involves assumptions that cannot be applied in practical situations. Such are the considerations which lead to the method of successive approximations in political economy.

Theories of Economic Growth – Discussed!

According to him, inflation cannot occur alone by demand and cost factors, but it is the cumulative effect of demand-pull and cost-push activities.

Another difficulty pertains to the measurement of per capita income in the country. Some of the limitations of the neo-classical theory are as follows: Donald Marron Those are fun thoughts. Pure economics has no better way of expressing the concrete economic phenomenon than rational mechanics has for representing the concrete mechanical one.

The Malthusian doctrine may not be applicable now to its place of origin, but its influence spreads over two-third of this universe. A consideration of the size of industrial enterprises leads us to recognize that there exists in general a definite maximum at which the expansion of enterprises stops under a regime of free competition, there being no advantage in increasing them beyond or leaving them short of what corresponds to this magnitude.

Top 3 Theories of Population (With Diagram)

Eckstein advocated that concentration of demand for products of bottle industries results in inflation. This results in fall in supply at increased level of prices as to compensate the increase in wages with the prices of products.

If people fail to check growth of population by the adoption of preventive checks, positive checks operate in the form of vice, misery, famine, war, disease, pestilence, floods and other natural calamities which tend to reduce population and thereby bring a balance with food supply.

The concept of optimum population has been defined differently by Robbins, Carr- Saunders and Dalton. The very fact that people use preventive checks, like late marriage and various contraceptives and birth control measures on an extensive scale proves the vitality of the Malthusian law.

In fact, the right relationship is between population and total wealth of the country. From a failure to appreciate this rule of procedure critics have been led to make such reflections on my work as the following.

The new theories give us an exact idea of the nature of the incidence of duties.

Rostow’s Theory of Growth | Theories | Economics

To increase the long-term growth rate, Aggregate Demand plays a very limited role. Explaining Theories of Economic Growth Tejvan Pettinger September 17, growth Different models of economic growth stress alternative causes of economic growth.

The 50 Most Important Economic Theories, by Donald Marron [ ] on August 17, at pm Donald Marron I love the fact that WordPress decided the most similar post in all of WordPress-land is one about the failures of string theory in physics.

Jul 30,  · Economic theories try to explain economic phenomena, to interpret why and how the economy behaves and what is the best to solution - how to influence or to solve the economic phenomena.

They are comprehensive system of assumptions, hypotheses, definitions and instructions what should be done in a certain economic /5(). ADVERTISEMENTS: In this article we will discuss about the Rostow’s theory of Growth. At the end of the Second World War () there was a renewal of interest in the subject of development economics and the stages of growth once again preoccupied many scholars.

As a non-communist manifesto, W. W. Rostow’s stages of economic. The theory developed by these economists is known as classical theory of economic growth. Further, in late 19 th and 20 th centuries, Karl Marx presented a theory called theory of historical growth and Schumpeter developed a growth theory of.

Structural Theories of Inflation: Apart from the two extreme ends mentioned in the above, there is a middle group of economists called structural economists. According to structural theory of inflation, market power is one of the factors that cause inflation, but it is not the only factor.

A discussion on the theories in economics
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The New Theories of Economics, by Vilfredo Pareto,