Abstract
This paper presents total factor productivity (TFP) growth analysis with a panel Stochastic Frontier Approach (SFA) for 26 Türkiye regions from 2004 to 2020. The study is a pioneer in the literature on decomposing TFP growth components at the regional level with the translog production function for the Turkish economy. This work has a fresh approach regarding adjusting the schooling of employment and involving macroeconomic factors in the inefficiency function. The numerous specification tests show considerable production inefficiencies. Therefore, the production frontier is estimated using the True Fixed Effects (TFE) model. The empirical findings reveal that human capital is the primary driver of output growth. Technical efficiency is estimated to be 90.6% on average, with 9.4% of potential output lost due to technical inefficiency. It has been determined that there has been technical progress in labor-saving. Trade has a negative effect on technical efficiency. These findings contribute to understanding TFP change in the Turkish economy with regional data.
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Appendices
Appendix 1. Description of the data set
Variable | Description | Value | Data sources | Web site |
---|---|---|---|---|
Y | Gross value-added output | Logarithmic level | TURKSTAT (2021a) | |
K | Energy consumption-proxy variable for capital stock. It includes consumption in household, commercial, government, industrial, illumination, and other | Logarithmic level | TURKSTAT (2021b) | |
L | Employed Persons | Level | TURKSTAT (2021c) | https://data.tuik.gov.tr/Kategori/GetKategori?p=istihdam-issizlik-ve-ucret-108&dil=1 |
SCH | Years of schooling | Level | Yiğiteli and Şanlı (2020) | |
LQ | Quality-adjusted persons employed, based on years of schooling and returns to education | Logarithmic level | Author's calculation | |
N | Population | Level | TURKSTAT (2021d) | https://data.tuik.gov.tr/Kategori/GetKategori?p=nufus-ve-demografi-109&dil=1 |
YR | Gross value added share, obtained by dividing regional Gross Value Added to Türkiye' Gross Value Added | Logarithmic level | Author's calculation | |
NR | Population share, obtained by dividing regional population to Türkiye' population | Logarithmic level | Author's calculation | |
X | Total exports | Level | TURKSTAT (2021e) | |
M | Total imports | Level | TURKSTAT (2021e) | |
PX | Export price Index | Level | IMF | https://data.imf.org/?sk=2CDDCCB8-0B59-43E9-B6A0-59210D5605D2 |
XL | Exports per employed person | Logarithmic level | Author's calculation | |
ML | Imports per employed person | Logarithmic level | Author's calculation |
Appendix 2. Correlation matrix
Variable | lnY | lnK | lnLQ | lnKlnLQ | lnYR | lnNR | lnXL | lnML |
---|---|---|---|---|---|---|---|---|
lnY | 1.0000 | |||||||
lnK | 0.9086a | 1.0000 | ||||||
0.0000 | ||||||||
lnLQ | 0.9638a | 0.8823a | 1.0000 | |||||
0.0000 | 0.0000 | |||||||
lnKlnLQ | − 0.2092a | − 0.4448a | − 0.2722a | 1.0000 | ||||
0.0000 | 0.0000 | 0.0000 | ||||||
lnYR | 0.9693a | 0.8743a | 0.9227a | − 0.1825a | 1.0000 | |||
0.0000 | 0.0000 | 0.0000 | 0.0003 | |||||
lnNR | 0.8946a | 0.7793a | 0.8614a | − 0.1429a | 0.9243a | 1.0000 | ||
0.0000 | 0.0000 | 0.0000 | 0.0047 | 0.0000 | ||||
lnXL | 0.7373a | 0.8004a | 0.6860a | − 0.2955a | 0.7139a | 0.6677a | 1.0000 | |
0.0000 | 0.0000 | 0.0000 | 0.0000 | 0.0000 | 0.0000 | |||
lnML | 0.7164a | 0.8203a | 0.6504a | − 0.2107a | 0.7150a | 0.6090a | 0.8290a | 1.0000 |
0.0000 | 0.0000 | 0.0000 | 0.0000 | 0.0000 | 0.0000 | 0.0000 |
ap < 0.01, bp < 0.05, cp < 0.1
Appendix 3. Standart deviation of TFP change decomposition by region
Rank | NUTS-2 | TE | TEC | TC | SE | TFPC | Frequency |
---|---|---|---|---|---|---|---|
1 | TRA2 | 0.035 | 0.030 | 0.009 | 0.228 | 0.234 | 15 |
2 | TR82 | 0.017 | 0.014 | 0.009 | 0.229 | 0.231 | 15 |
3 | TR81 | 0.069 | 0.058 | 0.009 | 0.090 | 0.122 | 15 |
4 | TRB2 | 0.037 | 0.029 | 0.008 | 0.096 | 0.104 | 15 |
5 | TRA1 | 0.015 | 0.016 | 0.009 | 0.095 | 0.101 | 15 |
6 | TRC3 | 0.056 | 0.029 | 0.008 | 0.068 | 0.078 | 15 |
7 | TRB1 | 0.024 | 0.024 | 0.008 | 0.053 | 0.064 | 15 |
8 | TRC2 | 0.040 | 0.027 | 0.007 | 0.050 | 0.056 | 15 |
9 | TR63 | 0.048 | 0.029 | 0.009 | 0.034 | 0.053 | 15 |
10 | TR61 | 0.053 | 0.061 | 0.009 | 0.023 | 0.053 | 15 |
11 | TR52 | 0.053 | 0.032 | 0.009 | 0.029 | 0.050 | 15 |
12 | TR42 | 0.040 | 0.042 | 0.008 | 0.029 | 0.049 | 15 |
13 | TR31 | 0.024 | 0.021 | 0.008 | 0.039 | 0.047 | 15 |
14 | TRC1 | 0.070 | 0.037 | 0.008 | 0.025 | 0.045 | 15 |
15 | TR22 | 0.010 | 0.013 | 0.009 | 0.035 | 0.044 | 15 |
16 | TR83 | 0.032 | 0.027 | 0.009 | 0.028 | 0.044 | 15 |
17 | TR72 | 0.032 | 0.024 | 0.008 | 0.036 | 0.043 | 15 |
18 | TR90 | 0.030 | 0.028 | 0.009 | 0.022 | 0.041 | 15 |
19 | TR71 | 0.021 | 0.021 | 0.009 | 0.034 | 0.040 | 15 |
20 | TR32 | 0.031 | 0.032 | 0.008 | 0.023 | 0.037 | 15 |
21 | TR21 | 0.020 | 0.020 | 0.008 | 0.029 | 0.035 | 15 |
22 | TR62 | 0.027 | 0.022 | 0.009 | 0.022 | 0.034 | 15 |
23 | TR51 | 0.021 | 0.024 | 0.008 | 0.018 | 0.032 | 15 |
24 | TR33 | 0.027 | 0.026 | 0.009 | 0.027 | 0.029 | 15 |
25 | TR10 | 0.039 | 0.027 | 0.008 | 0.012 | 0.024 | 15 |
26 | TR41 | 0.038 | 0.035 | 0.009 | 0.019 | 0.021 | 15 |
TR | 0.106 | 0.030 | 0.009 | 0.077 | 0.084 | 416 |
Appendix 4. 26 Statistical Regions of Türkiye
Rank | Region | NUTS-2 |
---|---|---|
1 | İstanbul | TR10 |
2 | Tekirdağ, Edirne, Kırklareli | TR21 |
3 | Balıkesir, Çanakkale | TR22 |
4 | İzmir | TR31 |
5 | Aydın, Denizli, Muğla | TR32 |
6 | Manisa, Afyonkarahisar, Kütahya, Uşak | TR33 |
7 | Bursa, Eskişehir, Bilecik | TR41 |
8 | Kocaeli, Sakarya, Düzce, Bolu, Yalova | TR42 |
9 | Ankara | TR51 |
10 | Konya, Karaman | TR52 |
11 | Antalya, Isparta, Burdur | TR61 |
12 | Adana, Mersin | TR62 |
13 | Hatay, Kahramanmaraş, Osmaniye | TR63 |
14 | Kırıkkale, Aksaray, Niğde, Nevşehir, Kırşehir | TR71 |
15 | Kayseri, Sivas, Yozgat | TR72 |
16 | Zonguldak, Karabük, Bartın | TR81 |
17 | Kastamonu, Çankırı, Sinop | TR82 |
18 | Samsun, Tokat, Çorum, Amasya | TR83 |
19 | Trabzon, Ordu, Giresun, Rize, Artvin, Gümüşhane | TR90 |
20 | Erzurum, Erzincan, Bayburt | TRA1 |
21 | Ağrı, Kars, Iğdır, Ardahan | TRA2 |
22 | Malatya, Elazığ, Bingöl, Tunceli | TRB1 |
23 | Van, Muş, Bitlis, Hakkari | TRB2 |
24 | Gaziantep, Adıyaman, Kilis | TRC1 |
25 | Şanlıurfa, Diyarbakır | TRC2 |
26 | Mardin, Batman, Şırnak, Siirt | TRC3 |
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Yiğiteli, N.G., Şanlı, D. Decomposition of total factor productivity growth in Türkiye regions: a panel stochastic frontier approach. Eurasian Econ Rev 14, 275–300 (2024). https://doi.org/10.1007/s40822-023-00255-7
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DOI: https://doi.org/10.1007/s40822-023-00255-7