1 Concept on usability of Derivative: Speed

The 3 videos in this post will take you through a road of calculus building up your conceptual basics thoroughly. The first video will teach you the meaning of a derivative as well as define a viable formula to calculate the derivative of a function at a given point.

Next 2 videos are examples build up the concept into an application form. We will use the first principles rule of differentiation in order to solve the given questions. Continue reading →

Corollary 3-4 archimedean property

Corollary 3-4 archimedean property Continue reading →

Corollary 2 archimedean property

Corollary 2 archimedean property Continue reading →

Corollary 1 archimedean property

Corollary 1 archimedean property Continue reading →

Archimedean property of R

Archimedean property of R Continue reading →

2 Money and Inflation questions

What is money? Money is generally accepted as payment for goods and services. Then we discuss what are the main functions of money. There are four main functions of money : a medium of exchange; a unit of account; a store of value; and, occasionally in the past, a standard of deferred payment.

In the next video, we explain, what is the relation between money and inflation.

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3 Concepts related to Unemployment

In these videos, we have defined several key terms related to unemployment such as labour force participation rate, when is person considered as unemployed. Any person is said to be unemployed, loosely speaking, if he is actively seeking work for sometime (at least four weeks) and unable to find any job. The labor force participation is the number of persons who are employed and unemployed both. We learn how to calculate labour force participation rate.

Then, we discuss what the relation between output fluctuations and unemployment is? In case of an economic boom, unemployment falls and in case of recession, unemployment rises. What is this relation called?

Lastly in this series of videos, we define what is termed as natural rate of unemployment. Continue reading →