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Hamayoon Shah
เข้าร่วมเมื่อ 7 ธ.ค. 2012
5 Books That Will Flood You with Knowledge in 2024
5 Books That Will Flood You with Knowledge in 2024
มุมมอง: 49
วีดีโอ
War Brings Money: How Capitalists Cash In on Military Contracts
มุมมอง 282 หลายเดือนก่อน
War Brings Money: How Capitalists Cash In on Military Contracts
The Mississippi Bubble: The Story of John Law, a Man Who Gambled on an Entire Nation's Economy
มุมมอง 982 หลายเดือนก่อน
The Mississippi Bubble: The Story of John Law, a Man Who Gambled on an Entire Nation's Economy
The Four Pillars of Modern Civilization: Ammonia, Plastics, Steel, and Cement
มุมมอง 922 หลายเดือนก่อน
The Four Pillars of Modern Civilization: Ammonia, Plastics, Steel, and Cement
Why Are Stock Markets Crashing? Is It the Iran-Israel Escalation or Something Else?
มุมมอง 1.4K3 หลายเดือนก่อน
Why Are Stock Markets Crashing? Is It the Iran-Israel Escalation or Something Else?
COPULAS in R-Studio: Simple explanation of copula and its estimation in R (PART 1)
มุมมอง 1703 หลายเดือนก่อน
COPULAS in R-Studio: Simple explanation of copula and its estimation in R (PART 1)
QVAR Dynamic Connectedness Model Using R
มุมมอง 5323 หลายเดือนก่อน
QVAR Dynamic Connectedness Model Using R
GARCH Model in R with simple explanation
มุมมอง 1.4Kปีที่แล้ว
GARCH Model in R with simple explanation
VAR Vector Auto regression in R: Simple Explanation and Estimation
มุมมอง 842ปีที่แล้ว
VAR Vector Auto regression in R: Simple Explanation and Estimation
Vlookup in R: Megring two data sets with unique IDs
มุมมอง 76ปีที่แล้ว
Vlookup in R: Megring two data sets with unique IDs
Creating Dummies, Adding Variables, Renaming variables and Merging two data sets in R
มุมมอง 71ปีที่แล้ว
Creating Dummies, Adding Variables, Renaming variables and Merging two data sets in R
Date Variable in R: Dealing with the Problematic Date Variable
มุมมอง 165ปีที่แล้ว
Date Variable in R: Dealing with the Problematic Date Variable
Violin Plots in R: with no categorical variables available
มุมมอง 86ปีที่แล้ว
Violin Plots in R: with no categorical variables available
Plotting multiple timeseries Variables on the basis of dates in or time in one go using R
มุมมอง 268ปีที่แล้ว
Plotting multiple timeseries Variables on the basis of dates in or time in one go using R
Boxplots in R for Numeric variables: Create Boxplots for all the variables in dataset
มุมมอง 210ปีที่แล้ว
Boxplots in R for Numeric variables: Create Boxplots for all the variables in dataset
Descriptive Statistics of all the data in less than 2 minutes using R
มุมมอง 139ปีที่แล้ว
Descriptive Statistics of all the data in less than 2 minutes using R
Correlation Matrix Plotting in R: Interactive heat plotting of correlation matrix in R
มุมมอง 410ปีที่แล้ว
Correlation Matrix Plotting in R: Interactive heat plotting of correlation matrix in R
Five Most Important Functions in R: For Students, Academicians, managers and Practitioners
มุมมอง 155ปีที่แล้ว
Five Most Important Functions in R: For Students, Academicians, managers and Practitioners
Difference in Differences: DID simple explanation and estimation in R
มุมมอง 718ปีที่แล้ว
Difference in Differences: DID simple explanation and estimation in R
Time Series plotting and Displaying multiple plots (graphs) in a single output using R
มุมมอง 2.3Kปีที่แล้ว
Time Series plotting and Displaying multiple plots (graphs) in a single output using R
Diebold-Yilmaz Connectedness estimation in R: The TVP-VAR and QVAR connectedness table estimation
มุมมอง 8Kปีที่แล้ว
Diebold-Yilmaz Connectedness estimation in R: The TVP-VAR and QVAR connectedness table estimation
Propensity Score Matching using STATA: Simple explanation and step by step estimation
มุมมอง 15Kปีที่แล้ว
Propensity Score Matching using STATA: Simple explanation and step by step estimation
US Yield Curve Nelson and Siegel Parameters calculation with R (Level, Slope and Curvature)
มุมมอง 1.7Kปีที่แล้ว
US Yield Curve Nelson and Siegel Parameters calculation with R (Level, Slope and Curvature)
How to set a directory in STATA (IN URDU AND HINDI)
มุมมอง 34ปีที่แล้ว
How to set a directory in STATA (IN URDU AND HINDI)
What is truth? A philosophical Answer in Urdu
มุมมอง 1.1K2 ปีที่แล้ว
What is truth? A philosophical Answer in Urdu
Khushi Kia hai? What is happiness? A philosophical answer by ancient Greek philosophers.
มุมมอง 282 ปีที่แล้ว
Khushi Kia hai? What is happiness? A philosophical answer by ancient Greek philosophers.
Now a journey to trillion processors
nice video, please upload more parts on the same, if possible, make a playlist on all econometric techniques. thanks. jazak Allah khair
@@ammarali4420 sure
if we have more than one variable what will be the command?
# Load required libraries library(ggplot2) library(dplyr) # Sample data set.seed(123) n <- 100 data <- data.frame( x = seq(1, n), y1 = cumsum(runif(n, min = 0, max = 10)), # Cumulative sum to simulate area y2 = cumsum(runif(n, min = 0, max = 10)), # Cumulative sum to simulate area y3 = cumsum(runif(n, min = 0, max = 10)) # Cumulative sum to simulate area ) # Reshape data for plotting data_long <- data %>% pivot_longer(cols = c(y1, y2, y3), names_to = "variable", values_to = "value") # Create the area plot ggplot(data_long, aes(x = x, y = value, fill = variable)) + geom_area(position = 'identity', alpha = 0.5) + # Use position='identity' for overlapping areas labs(title = "Area Plot with Three Variables", x = "X-Axis", y = "Values", fill = "Variables") + theme_minimal()
I mean I should select complete column
If I want to asending years then I should select d colum?
@@NawazMuhammad-b9j I did not get your question sir
i dont know how you defined the nlag and nfore
@@mahnazamini7791 for nlag you should follow the criteria of AIC and BIC and for nfore you need to follow the theory or intuition that how forward you want to predict
Alaka da chaghay warsara ta pa khpala khula wahay ka sanga?
@@IlyasKhan-fh2mb 🤣
Monkeys and birds bro
India should whitewash Australia
All should invest in indian stock market..the only hope for the future
India will win all the 5 test matches at home and Australia they may win 3-2margin or lose 2-3 margin. All😢
Good
Thank you very much. I changed the quantile to 90%,10%, and 50% but I get the same table contents every time. Could you please help me
Hamayoon, how can you write r results in excell?
Error in zoo(df, order.by = date) : could not find function "zoo" every time it says this statement
@@mustafaalmabroukabdallaalf4823 install the zoo package first for this
thank you very much. when I am trying to use zoo function it says could not find function zoo, could you please help me to sort this problem out
@@mustafaalmabroukabdallaalf4823 you have to Install and library zoo package first
@hamayoonshah1990 thank you very much . I have solved the problem. Could you please how can I get the results of the return connectedness of the Median ? What command should I put to get the median result ?
Beautiful
Great and usefull work for all. Congratulations Hamayoon😀
This is a beautiful video. Good job keep it up
👍👍👍
Nice 🎉🎉🎉
Ptc k ly pisy kahan sy aty hn,govt bnk or any other source?
how to change the color of the plots
@@pushpanegi2418 for that you need to plot them through ggolot2
@@hamayoonshah1990 please suggest how to do that?
Watch my video on areaplot@@pushpanegi2418
Can you explain (if you know) quantile ardl based error correction model?
Great job brother! I would recommend you to select nlag by the basis of AIC of optimal lag selection. Otherwise there spillovers cannot capture actual transmission.
Thanks
Great job. congratulations 😊
Wow zabardast
Please make a video on quantile connectedness approach
Please make a video on quantile connectedness approach
Please make a video on quantile connectedness approach
Please make a video on quantile connectedness approach
Please make a video on quantile connectedness approach
@@RizwanAli-ky1ji I have already uploaded one. You can find that on my channel. 👍
Thanks, would like to ask you, the pscore and psmatch2 are they two separate matching method? or should we do both for impact analysis?
@@Dhanya690 both are the same
@@hamayoonshah1990 thank u sir, so do we need to use both? or any one of them?
@@hamayoonshah1990 i used Pscore command, can we do balancing test if we opt pscore rather psmatch 2 command?
MaşaAllah
kindly share the contact
sir please share the contact
Can i have you contact or how can i contact you.
Can you give the data link kindly
Its too good very much useful
Thank you for this video! btw are you using daily return or daily log returns data? thank you!
@@CA-dy8yc it's almost the same, so you can use both
How I could solve this issue "Estimating model Computing connectedness measures Error in charToDate(x) : character string is not in a standard unambiguous format"
First concert the date variable into a proper date format by using function as.Date()
Fantastic video! Thank you very much. But I still have some questions. How can I determine the lag-length of the TVP-VAR model, check the stability of the TVP-VAR model, check the significance of the coefficients, and do the residual diagnostics before I directly get the results of variance decompositions using the package ConnectedApproach? I’d appreciate it if you could answer my questions.
No need to check the significance plus follow the default lag length and besides that no need to do the diagnostic
How to impulse - response function
fantastic work Shah Sahb
Hello sir. Can you please explain how can we check the model fitness of the TVP-VAR model?
It's fitness is actually the magnitude of the spillover, no other measure like F_statistics etc
could you share the data for exercise
Thank you so much professor, I appreciate your sharing. It's really useful. Can you explain to me: whether connectedness and spillover are the same or different?
Thanks for your appreciations. Yes it is the same with the slight modifications
Sir Urdu ma video b bania.thanks
Dear sir thank so much for this wonderful video. I have run this model successfully. But my question is that pair-wise network connectdness model draw all variables plots in one digram. If we have more than one dependent variables and more than one independent variables. And i just wanted that only connectdness being checked between the independent and dependent variables rather than connectdness being checked between 2 independent variables. Is it possible?
@@asimasiddique5428 it is possible, you need to download the data of the pairwise first and then plot specifically those that you want through Ggplot package.
Hello Hamayoon, could you please make a video about the TVP-VAR model. Why we use it? How to use it? Please give some fundamentsl basics, you will help me a lot. I can't find information about this model in the Internet. There is of course an article about this model^ but it is to complicated. Please help to a student!!!!!!
Sure i will 🤚