1. 1 Estimation of GDP in Turkey by nonparametric regression models DURSUN AYDIN ANADOLU UNIVERSITY TURKEY

2. 2 Outline Summary General Model  Semi-parametric model  Model fitting for semi-parametric estimation  Additive model  Model fitting for nonparametric estimation Application  Results obtained by semi-parametric regression  Results obtained by additive regression  Results obtained by parametric linear regression  Graphics of regression models Conclusions

3. 3 Summary

4. 4 General Model

5. 5 Semi-parametric model

6. 6 Model fitting

7. 7 Additive regression model

8. 8 Model fitting

9. 9 Application

10. 10 Results obtained by semi-parametric regression

11. 11 Results obtained by additive regression

12. 12 Results obtained by parametric linear regression

13. 13 Graphics of the regression model

14. 14 Graphics of the regression model

15. 15 Conclusions

16. 16

17. 17 Thanks for your attention duaydin @anadolu.edu.tr