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Questions related from Srikanth Potharla
For my research work on bibliometric analysis, i have to compute the following measures with the data available from scopus database 1. degree of centrality- normalized betweennes centrality –...
27 February 2021 7,773 2 View
I have received comments from three reviewers. many of the comments are similar. do i have to respond to the comments of all the three reviewers individually or can i write a consolidated...
16 October 2020 9,370 4 View
I have the panel data regression model for which have to test the endogeneity. i read one research paper which was using Vector Autoregression (VAR) to test the endogeneity. in that paper, it...
04 October 2020 1,012 3 View
I run OLS regression on panel data in Eviews and then 2SLS and GMM regression. I introduced all the independent variables of OLS as instrumental variables. I am getting exacty same results under...
06 April 2020 4,831 1 View
dear all I use Eviews software for panel data regression. But, I did not find any option to test multicollinearity with panel data regression. However, for time series data, i am finding the...
31 March 2020 3,447 4 View
I read from the text on multi-variate analysis, both Robust Least Squares(M-estimation, E-estimation and MM-estimation) and Quantile Regression are used to control the influence of outliers. can...
28 March 2020 2,162 8 View
dear all, How to understand the difference between OLS regression and Quantile Regression more intuitively without referring to mathematical notations and theorems. thanks in advance
16 February 2020 7,058 4 View
I have a dataset of unbalanced panel where in time period is 8 years but, the data is not available for completely 8 years for all the variables for all the companies. so the final sample size is...
27 March 2019 5,174 2 View
I am running ANN for the analysis of my data. Even I use the same architecture and same features, i am getting different results, every time a run the model. does it happen with ANN? OR there...
16 January 2019 1,096 2 View
what exactly is the difference betweenn past information and present information in the context of Efficient market hypothesis. if both past and present information is accessable to the...
30 November 2018 8,687 2 View
I run a regression model on cross-sectional data of 59 companies. the regression model has only one independent variable. the impact of the independent variable is significant(p
22 October 2018 289 25 View
I applied OLS regression to predict total accruals by using modified Jones model. the model is as follows TA=alpha1*1/At-1+alpha2*(delta_Revenue - delta_Receivables)/At-1+alpha3*(PPE)/At-1. the...
13 October 2018 3,432 4 View
if "Net cash flow from operating activities" is more than "Operating profit" , what does it mean? 1. does it mean that there are no accruals? 2. if total accruals are computed as the difference...
12 October 2018 8,566 9 View
I am doing my research earnings management. i found two different methods to compute total accruals. 1. Total Accrual =(deltaCA - deltaCL - deltacash +deltashorttermdebt - Dep)/Total Assets 2....
11 October 2018 565 10 View
i run 2stage least-squares regression with instrumental variables. i got negative R-squared value of -23.416 which does not make any sense in interpretation. However, the f-statistic of the...
17 September 2018 6,285 6 View
i am using factor analysis for the analysis of my research data. along with other statitics, i got compnent transformation matrix also. How to interpret it i am enclosing the output thanks in...
12 August 2018 7,869 6 View
i run markov regime switching model and I got negative value for the coefficient of transition matrix parameter. How to interpret it. thanks in advance
01 August 2018 7,553 1 View
what is the difference between conditional and unconditional volatility? thanks in advance
01 August 2018 7,748 11 View
I have to prepare a syllabus of research methodology focusing on qualitative research (including content analysis) can anybody suggest some useful sources in this regard? thanks in advance
25 July 2018 1,148 9 View
i have a regression model, wherein i have to introduce interaction terms (between two independent variabels). How to do it in eviews. for example, I have independent variabels X1 and X2, is it...
26 June 2018 1,015 4 View
I run Augmented Dickey Fuller test on a time sereis variable to test its stationarity by using Eviews. the results disclose that the variable is not stationary. As we know Eviews produces ADF...
19 June 2018 661 4 View
VECM output generated by eviews contains the coefficient/SE, t-statistic and 'prob' for error correction term and first differenced lagged values of the endogenous variables. the purpose of VECM...
19 June 2018 8,309 1 View
I run johansen cointegration test on two time series variables using Eviews. the results reveal that there are two cointegration equations. Is it right to interpret that there are two different...
19 June 2018 7,745 12 View
conceptually, what is the difference between autocorrelation and partial autocorrelation In decing the lag lenght for AR or ARMA Models which one should be considered. thanks in advance
17 June 2018 311 7 View
For my econometric assignment, I have to run Sargan test for the instrumental variable regression. what is the purpose of Sargan test? I could not understand it clearly. How to perform the...
12 June 2018 2,203 3 View
in order to find short run dynamics of long run equilibrium relationship, we do Vector Error Correction after conducting cointegration test. what does the coefficient fo error correction term...
10 June 2018 3,909 18 View
i run johansen cointegration test, it reveals the presence of long run economic relationship between the variables and made error correction also. Now, I want to test the short run causality...
10 June 2018 2,989 7 View
i have a data of stock prices in daily frequency. i want to study the relationship of stock price(or returns) with select macro-economic variables. the macroeconomics variables are in monthly...
17 March 2018 8,989 8 View
can anybody suggest best international standard text books on business valuation? thanks in advance
04 February 2018 7,661 13 View
can we make a generalized statement that 1. Arithmetic Mean is always more than geometric mean and harmonic mean? 2. Harmonic mean is always lower than arithmetic mean and geometric mean? if so,...
21 January 2018 3,518 16 View
what is the reason behind the use of reciprocal values in Harmonic mean? Can you please explain it in simple language without much technical stuff? thanks in advance
21 January 2018 8,286 3 View
can you provide some examples of the areas in which Harmonic Mean is applied? thanks in advance
20 January 2018 8,538 5 View
I need a graphical presentation or simple conceptual presentation of the type of varaible and measurement scale in a comprehensive manner. I could understand clearly all the terms like...
20 January 2018 5,780 3 View
when i run the panel data regression with cross-section weights, in the eviews output, the method is shown as panel EGLS method (cross-section weights) what does panel EGLS method of regression...
18 January 2018 6,422 4 View
what are the different alternative methods to compute Tobin's Q?
09 January 2018 3,439 15 View
How to understand the concept of Cointegration in simple terms without the help of technical jargon. what is the difference between cointegration and correlation? thanks in advance
07 January 2018 4,254 15 View
if a company declares buy back of shares, what type of signals it provides to the stock market. if promoters also participate in the buy back, does it indicate negative future prospects of the...
28 December 2017 9,874 3 View
In th context of regression analysis, what is the difference between endogeneous and exogeneous variables.
25 December 2017 6,876 13 View
what are the international standard best text books on Financial Accounting? thanks in advance
25 December 2017 871 6 View
How to split SPSS data file into different parts with equal size? split file option in SPSS requires split variable. I do not have any split variable. But i want to divide my data into 10 equal...
24 December 2017 4,235 4 View
what is leave-one-out classification method used in discriminant analysis for classifying the cases? how the cases are classified under this mehod?
21 December 2017 1,849 4 View
In regression analysis, we derive 't' statistic for each predictor variable. In the same way, is it possible to compute cohen's d for each predictor variable to test effect size of each of the...
14 December 2017 5,525 3 View
can anybody suggest a standard text which presents all the sampling techniques more comprehensively in a lucid manner? thanks in advance
14 December 2017 8,122 5 View
we are planning to issue a call for paper on Financial Accounting Research for an ISBN book. we have to mention the broad areas of research in Financial Acounting. Can anybody suggest the...
12 November 2017 6,322 38 View
I have a data of two time series variables. Both of them have trend. I want to test whether the two variables are correlated. what is the appropriate correlation measure for such type of data?
27 October 2017 7,013 4 View
For my research paper, i have to study the relationship between stock returns and macroeconomic variabels by using a suitable regression model. (stock return is DV and macroeconomic variabels...
20 October 2017 634 4 View
i run the regression on the cross-sectional data. i have three different model and i want to compare the residuals obtained in the three model. Can I compute RMSE,MAE etc., ? thanks in advance
03 October 2017 9,464 1 View
I run two-layer measurement model, a sub-construct has 6 measured items. one item has standardized estimate of 0.754 amd R-squared value is 0.568. based on standardized estimate the weigtage of...
31 August 2017 2,819 3 View
Structural equation modelling provides the estimates of the parameters and their statistical significant and also the R-sqaured value for each depdent variable used in the model. apart from this,...
22 August 2017 4,247 3 View
In case of regression analyiss, we test the significance of model fit by using F-test. just like that, how to test the validity of the GARCH model? usually, econometric softwares do not report...
18 August 2017 3,788 12 View
when we estimate volatility by using GARCH model, is it possible to get residuals. if,so how to calculate the residuals. As we know that residual is the difference between actual and predicted...
17 August 2017 7,197 6 View
the CFA results shows positve correlation between the two constructs, but the SEM results show negative relationship(negative value of regression estimate) between the same two constructs. what...
14 August 2017 6,473 6 View
what is the conceptual difference between Durbin-Watson test and Jarque-Bera test? what are the applicabillities of the two tests?
03 August 2017 381 3 View
what exactly does empirical study mean? if we study a phenomenon based on secondary data only, can we classify such study as empirical study? or the empirical study must be the one which is done...
01 August 2017 409 16 View
