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(EViews10): How to Estimate Exponential GARCH Models  

CrunchEconometrix
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13 окт 2024

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Комментарии : 81   
@CrunchEconometrix
@CrunchEconometrix 4 года назад
I want to appreciate all my subscribers from across the globe (Africa, Asia, Europe, the Middle East, The Americas, and The Pacific). Thank you all for your support. I am encouraged by your comments, questions, likes and critiques. They keep me focussed and poised to do better. I will continue to contribute my little quota such that every student and researcher will independently analyse his/her data. My teaching approach is very practical. I adopt a do-as-I-do style. Many thanks to those who have supported me by telling others. Once again, CrunchEconometrix loves to teach, support my Channel with your subscription, likes, feedbacks and sharing my videos with your cohorts. Please do not keep me to yourself (lol) inform your friends, students and academic networks about my Channel. Tell them CrunchEconometrix breaks down the econometric jargons and teaches with simplicity. Follow me on Facebook, Twitter and Reddit. Love you all, greatly!!! 
@danialfahim1733
@danialfahim1733 4 года назад
THANK YOU SO MUCH!
@CrunchEconometrix
@CrunchEconometrix 4 года назад
@@danialfahim1733 U're welcome, Danial😊. Please may I know from where (location) you are reaching me?
@danialfahim1733
@danialfahim1733 4 года назад
@@CrunchEconometrix im from asia! Malaysia. An actuarial science student :)))))
@CrunchEconometrix
@CrunchEconometrix 4 года назад
@@danialfahim1733 Awesome!❤️I'll appreciate it if you can share the link to my RU-vid Channel with your friends and academic community in Malaysia 🇲🇾. They will find the content helpful. Thanks 😊
@ahlemouhibi3582
@ahlemouhibi3582 3 года назад
Thanks for your video however i have a question and i didn't get the solution. How can i get the series of volatility of exchange rate by using EGARCH model please reply on my question
@JaphethJev
@JaphethJev 2 года назад
Thank you so much, Dr. Your videos are helping me to write my dissertation well.
@CrunchEconometrix
@CrunchEconometrix 2 года назад
You are so welcome, Japheth 🥰🙏
@cassidyboye3564
@cassidyboye3564 2 года назад
Thank you, my sister. I viewed your videos from the superior institute for labor and business sciences in Lisbon, Portugal, and western Europe, where I am pursuing my Ph.D. in Economics.
@CrunchEconometrix
@CrunchEconometrix 2 года назад
Nice to hear this, Cassidy! ❤️🙏
@annabelg5415
@annabelg5415 4 года назад
Thank you so much for all of these videos! They have completely transformed my econometric understanding and have given me confidence for my exams :)
@CrunchEconometrix
@CrunchEconometrix 4 года назад
I could give a million likes for your encouraging feedback, Annabel. May God bless you and give you all "A"s in your papers in Jesus' name, amen!
@adorachukwu5000
@adorachukwu5000 6 месяцев назад
thank you very much for this impacting lesson
@CrunchEconometrix
@CrunchEconometrix 6 месяцев назад
U're welcome.
@imdatkoksal6187
@imdatkoksal6187 3 года назад
I am from TURKEY and thank you very much for your informative videos....
@CrunchEconometrix
@CrunchEconometrix 3 года назад
You are welcome, Imdat!
@neerugupta6386
@neerugupta6386 Год назад
Thank you mam for sharing knowledge. I learned the application of Garch family model from your videos only. I have a question from your EGARCH video i.e how you calculated the value 64. 28%. the exponential value of -0.044197 (e^-0.044197=.9567) is 95.67%. my other question is can I calculate the % impact of negative and positive news on volatility. please tell me how I can do it. Thanks & Regards
@CrunchEconometrix
@CrunchEconometrix Год назад
Neeru, my video explains how. You may want to watch it again.
@arafarizkasyaputra1752
@arafarizkasyaputra1752 3 года назад
Thank you for the explanation ma'am. But how about Multivariate Garch? Hopefully, you can also make about Multivariate Garch as well. Thank you
@CrunchEconometrix
@CrunchEconometrix 3 года назад
Oh yes Arafa, I will. But the videos will be available on my CrunchEconometrix-Teachable platform. Here is the link cruncheconometrix.teachable.com/p/practical-econometrics-for-researchers-beginners-and-advanced-level-users-perba/. You can sign up as a USER to watch the free videos and when you pay the one-off fee of $200.00 you will be ENROLLED to watch all the amazing videos posted on the platform. Come on board and get value for money!
@syedahmedali8118
@syedahmedali8118 3 года назад
Great videos...Thank you!
@CrunchEconometrix
@CrunchEconometrix 3 года назад
Glad you like them, Syed!
@leozhang1980
@leozhang1980 4 года назад
Support from China! thank you very much!
@CrunchEconometrix
@CrunchEconometrix 4 года назад
U're welcome, Leo 😊!
@SITIAISYAH-mk5ot
@SITIAISYAH-mk5ot 3 года назад
thank you so much, you help me a lot! love from Malaysia :)
@CrunchEconometrix
@CrunchEconometrix 3 года назад
Happy to hear that, Siti...thanks!
@abdulhadialhatem
@abdulhadialhatem 4 года назад
Many thanks for the explanation. The results of Lambda C (5) in my paper showed significant but positive. Does this mean there is a leverage effect?
@CrunchEconometrix
@CrunchEconometrix 4 года назад
Yes, a leverage effect is implied.
@mustanggemini2156
@mustanggemini2156 11 месяцев назад
Good morning Dr. Do you have a research study or paper that describes the process of egarch in your study? For reference and citation. Appreciate your input. Thanks
@CrunchEconometrix
@CrunchEconometrix 11 месяцев назад
Khairul, there are references listed at the end of my ARCH and GARCH videos. Google search/Google Scholar will also give you tons of empirical papers.
@robertndaiga5050
@robertndaiga5050 Год назад
Thanks Dr. for sharing your knowledge. Quick question though. I am working with the natural log data of the NSE 20 Share Index. I have been able to estimate the GARCH(1,1) GARCH-M(1,1) and TGARCH(1,1) using the data. However, the EGARCH estimation is returning an error message "log of non-positive value". What could be the problem and how can I resolve it? TIA.
@CrunchEconometrix
@CrunchEconometrix Год назад
Hi Robert, it's possible that the EGARCH algorithm is unable to accommodate negative values. You may either drop the technique or change variables.
@robertndaiga5050
@robertndaiga5050 Год назад
I changed the mean equation specification to return ar(1) ma(1). Would the equation affect the results or would it result in EGARCH(1,1) estimates?
@CrunchEconometrix
@CrunchEconometrix Год назад
@@robertndaiga5050 Estimate the model to compare the outcomes.
@imdatkoksal6187
@imdatkoksal6187 3 года назад
I want to aska question about forecasting price... Let we make a xGARCH estimation. How can we use this estimation to forecast t+1 time price and t+1 time confidence interval for the forecasted price? I will be very grateful to you if you answer this question. Or you can make a video for this subject....
@CrunchEconometrix
@CrunchEconometrix 3 года назад
Hi Imdat, I honestly don't have the answer to this, you may want to check other online resources. Thanks.
@edilson1234567890123
@edilson1234567890123 4 года назад
Dear Professor. Could you do a multivariate GARCH with a forecast of one of the volatility of the variables?
@CrunchEconometrix
@CrunchEconometrix 4 года назад
Thanks for the suggestion, Edilson. I have noted that.
@mohapatraful
@mohapatraful 2 года назад
Dear professor please make video on multivariate garch
@shelternene4844
@shelternene4844 3 года назад
Dear Prof. Many thanks for the explanation. Sorry to take you back. When testing for Heteroskedasticity (ARCH Effect), does the p-values have to be significant at 5% level?. Mine is 0.0987
@CrunchEconometrix
@CrunchEconometrix 3 года назад
Hi Shelter, you may decide to reject the null hypo at 10%. Just that rejecting the null hypo at 5% gives more confidence about the results.
@drsaghirghauri5361
@drsaghirghauri5361 3 года назад
respected professor, did we get the series of leverage effects - kindly respond
@CrunchEconometrix
@CrunchEconometrix 3 года назад
Hi Dr. Ghauri, I don't quite understand your query.
@laksmitafebriyanti1630
@laksmitafebriyanti1630 4 года назад
It helped a lot!! thanks
@CrunchEconometrix
@CrunchEconometrix 4 года назад
Thanks for the positive feedback, Laks!
@mdqamarazam7885
@mdqamarazam7885 4 года назад
Greeting from India. Madam, while calculating EGARCH, the coefficient of lag return is found to be negative but it is statistically significant. Should I say that my estimation is good?
@CrunchEconometrix
@CrunchEconometrix 4 года назад
Hi Qamar, unfortunately I cannot answer to that. You have to form your judgement and interpret your outcomes within the context of your study. Kind regards.
@ibehchijioke1278
@ibehchijioke1278 4 года назад
Are we to use the return series or the undifferenced in checking for arch effects??
@CrunchEconometrix
@CrunchEconometrix 4 года назад
The returns.
@kaancetinkaya3157
@kaancetinkaya3157 2 года назад
Hello ma'm thank you for your help and videos, my EGARCH alfphas and Betas probabilities are significiant at 5% but my constant's probabiltiy is 0.13. This model is valid or not in this condition ?
@CrunchEconometrix
@CrunchEconometrix 2 года назад
Kaan, I don't quite understand your query. But I will suggest you watch the clip again to be able to evaluate your model. Thanks.
@kaancetinkaya3157
@kaancetinkaya3157 2 года назад
@@CrunchEconometrix Thank you for your answer ma'm. I tried to ask you that EGARCH''s constant (C3) significance. For example in your output table in video, if C3's prob. would be 0.13 (13%) , could we accept the model's as significant and use it ?
@mohapatraful
@mohapatraful Год назад
Can we run multivariate egarch model in eviews 10
@CrunchEconometrix
@CrunchEconometrix Год назад
Hi Arup, not sure. But you can check out other online resources for more information.
@randomYtuberr
@randomYtuberr 4 года назад
Is it necessary fo variable C to be significant while formulating EGARCH model ? my EGARCH model shows p value higher than 0.05? What shud i do ?
@CrunchEconometrix
@CrunchEconometrix 4 года назад
Hi Kailash, if pvalue > 0.05 it implies the coeff is not statistically significant.
@ibehchijioke1278
@ibehchijioke1278 4 года назад
I modelled the ar(1) and I checked for arch effects of the residuals..my p value was signifant(higher p value >.1)
@CrunchEconometrix
@CrunchEconometrix 4 года назад
If pvalue is significant, I explained what to do.
@ibehchijioke1278
@ibehchijioke1278 4 года назад
@@CrunchEconometrix I should go on with OLS..but I am trying to model the data(inflation rate) with selected garch models
@CrunchEconometrix
@CrunchEconometrix 4 года назад
@ibeh chijioke You need to show understanding of ARCH modelling to estimate a GARCH model. If pvalue is significant is it < 0.05? My advice: watch all my ARCH videos as the precursor to GARCH.
@ibehchijioke1278
@ibehchijioke1278 4 года назад
@@CrunchEconometrix thanks Ma..
@guidodamonte7264
@guidodamonte7264 4 года назад
I love you, thanks!
@CrunchEconometrix
@CrunchEconometrix 4 года назад
Thanks Guido! I take it as an encouraging feedback. Deeply appreciated! Please may I know from where (location) you are reaching me?
@abdulhadialhatem
@abdulhadialhatem 4 года назад
Many thanks for the explanation. The results of Lambda C (5) in my paper showed significant but positive. Does this mean there is a leverage effect?
@CrunchEconometrix
@CrunchEconometrix 4 года назад
Yes Abdul, that will be the interpretation. Please may I know from where (location) you are reaching me?
@abdulhadialhatem
@abdulhadialhatem 4 года назад
CrunchEconometrix I’m one of your fans from Iraq
@abdulhadialhatem
@abdulhadialhatem 4 года назад
CrunchEconometrix so, in this case, the good news generate more volition than the bad news in the stock markets.
@CrunchEconometrix
@CrunchEconometrix 4 года назад
@@abdulhadialhatem Wow!!! So, nice to hear from my fellow Academics in Iraq 🇮🇶. Please share my videos with your students and the academic community. They will find the content helpful too 😊.
@abdulhadialhatem
@abdulhadialhatem 4 года назад
CrunchEconometrix sure. I will do.
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