Coefficient of the explanatory variable, Microeconomics

Assignment Help:

Problem:

(a) Why is an error term added to a regression and explain its importance in the OLS procedure?

(b) Suppose we have a linear equation with a constant term, one explanatory variable and an error term, show in details the steps required, using the OLS procedure, to derive the estimates of the constant term and that of the coefficient of the explanatory variable.

(c) Suppose a researcher wants to test whether the returns on a company stock (y) show unit sensitivity to two factors (factor x2 and factor x3) among three considered. The regression is carried out on 144 monthly observations. The regression is: Yt = β1 + β2x2t + β3x3t + β4x4t+ ut

i) What are the restricted and unrestricted regressions?

ii)  If the two RSS are 502.4 and 302.8  respectively, perform an F-test of the restriction, showing all the required steps.

(d) How are the t-test and the F-test related and describe in which cases they cannot be applied?


Related Discussions:- Coefficient of the explanatory variable

What are economies of scale and diseconomies of scale, What are economies o...

What are economies of scale and diseconomies of scale?  In economics, returns to scale and economies of scale are terms that are related and sometimes incorrectly used intercha

Private, Question: (a) Using an example, differentiate between private...

Question: (a) Using an example, differentiate between private, social and external costs and benefits. (b) With the use of a diagram, describe the difference between profi

Socialist economy, Socialist Economy: The material means of production are ...

Socialist Economy: The material means of production are owned by the whole community represented by State under socialist form of economy. All members have equal right in the benef

Explain about neoliberalism, Q. Explain about Neoliberalism? Neoliberal...

Q. Explain about Neoliberalism? Neoliberalism: A modern, harsher incarnation of capitalism that became dominant globally beginning in early 1980s, largely as a reaction to inte

Profits, explain normal profits

explain normal profits

When tree berson shared , ahmed has 500 dolars.asma has 700 dolars.cismaan...

ahmed has 500 dolars.asma has 700 dolars.cismaan has 800 dolar

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd