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Questions related from Turkay Yildiz
In Turkey, there is such a system of payment (awarding) for supporting researches published in some of the SCI/SSCI indexed journals. See the attachment. I would be happy to hear if there is such...
03 March 2014 7,406 37 View
When and why to choose unrestricted, restricted constant, or other options in that combobox? There is such a combobox option for selecting unrestricted and restricted constant in GRETL. From the...
12 December 2013 3,585 2 View
My data has only 3 columns. These columns are year_2012, year_2010, year_2007. These columns are about measurements performed in various years (2012, 2010, 2007). Rows are countries (~150...
12 December 2013 2,541 4 View
There is an option for including a constant in time series analysis in GRETL. Practically, why and when is it used for?
12 December 2013 6,935 0 View
Gasoline and diesel fuel prices are high in many countries. For instance, in Turkey, the 97-octane gasoline is 2.45 US dollar per liter. The Euro-Diesel fuel is 2.23 US dollar per liter. 1 liter...
12 December 2013 6,132 15 View
The software should not be a trial version. It should be proprietary software and its full features should be freely available for use in academic institutions. For instance, I know of a program...
12 December 2013 3,393 6 View
My purpose for using factor analysis is to obtain a small number of factors, which account for most of the variability in the 117 variables. I have extracted 16 factors. These 16 factors have...
11 November 2013 2,499 1 View
In some cases, I encountered different results from some normality tests. For instance, in one of my samples, Shapiro–Wilk normality test indicated that my data varies significantly from a normal...
11 November 2013 6,739 15 View
In my model, I experience a multicollinearity problem in least squares estimation. Therefore, I decided to use the ridge regression method. I examined the variance inflation factors (VIFs). In...
11 November 2013 3,214 4 View
My data consist of two sets. First set has 6 numerical variables (columns) and the second set has 16 numerical variables (columns). These two sets have ~150 rows. Any suggestions?
11 November 2013 3,233 14 View
In its final solution, factor analysis creates one new variable for each factor. These variables can be saved using methods namely Anderson-Rubin, Bartlett scores, regression, etc. I prefer...
11 November 2013 2,314 5 View
About the data Continuous dependents : v1, v2 Continuous independents : F1, F2, F3, F4 Independent variables F1 and F3 appear to have high importance. And next come F2, F4 variables. Would you...
11 November 2013 1,996 3 View
In Germany, the renewable energy sources appear to send bad signals as pointed out by Holman in his article, and then what will be the solution for future energy demand? 11 November 2013, The...
11 November 2013 3,851 6 View
Turkey will be building 50 to 86 coal plants and 3 nuclear power plants. November 4, 2013 - CEE Bankswatch Network: "Between 50 and 86 new coal plants are planned to be built in Turkey over the...
11 November 2013 5,580 5 View
Fully automated container terminals are utilizing only unmanned terminal vehicles and using automatic stacking (AS) and retrieval systems (RS) for container storage, and many other automated...
11 November 2013 5,524 12 View
