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Methodological aspects of bibliometric analysis_
| Criteria | Results |
|---|---|
| Number of WoS-indexed publications | 441 Publications corresponding to the keywords |
| Number of keywords | 2,227 Keywords associated with the 233 publications |
| Required minimum occurrences of a keyword | 2 Occurrences |
| Number of keywords that meet the threshold | 433 Keywords met the occurrence threshold |
| Share of keywords that meet the threshold | 19.44% |
Evolution of agri-food exports (% change compared to 2019)_
| 2020/2019 | 2021/2019 | 2022/2019 | 2023/2019 | |
|---|---|---|---|---|
| 01. Live animals | −6% | 20% | 2% | 16% |
| 02. Meat and edible meat offal | −17% | 6% | 26% | 31% |
| 03. Fish and crustaceans | 4% | 41% | 64% | 75% |
| 04. Milk and milk products; eggs; natural honey | 1% | 19% | 31% | 50% |
| 05. Other products of animal origin | −22% | 13% | 7% | −1% |
| 06. Live plants and floricultural products | −1% | 31% | 140% | 89% |
| 07. Vegetables, plants, roots and tubers | 2% | 19% | 39% | 34% |
| 08. Edible fruit | 34% | 71% | 69% | 45% |
| 09. Coffee, tea, spices | 7% | 27% | 24% | 52% |
| 10. Cereals | −15% | 48% | 59% | 54% |
| 11. Products of the milling industry | 12% | 66% | 428% | 609% |
| 12. Oil seeds and oleaginous fruits; industrial or medicinal plants | −9% | 49% | 77% | 89% |
| 13. Gums, resins and other saps | −33% | −32% | −22% | −31% |
| 14. Braiding materials | −14% | 56% | 51% | −11% |
| 15. Animal or vegetable fats and oils | −11% | 69% | 171% | 92% |
| 16. Meat and fish preparations | 9% | 20% | 33% | 45% |
| 17. Sugar and sugar confectionery | 6% | 0% | 76% | 281% |
| 18. Cocoa and Cocoa preparations | −6% | 11% | 15% | 26% |
| 19. Cereal-based preparations | 4% | 28% | 45% | 82% |
| 20. Preparations of vegetables, fruit | 11% | 49% | 72% | 71% |
| 21. Miscellaneous food preparations | 9% | 29% | 60% | 112% |
| 22. Alcoholic and non-alcoholic beverages | −3% | 25% | 74% | 122% |
| 23. Food industry residues | 0% | 29% | 53% | 52% |
| 24. Tobacco and tobacco substitutes | 48% | 50% | 46% | 71% |
| Total agri-food products | −1% | 41% | 57% | 65% |
| Total | −8% | 14% | 25% | 30% |
Descriptive statistics_
| Statistic | Exports | RCA | Prod |
|---|---|---|---|
| Mean | 253.263 | 11.654 | 288.621 |
| Std. deviation | 209.182 | 6.979 | 248.816 |
| skewness | 1.263 | 0.041 | 0.727 |
| Std. error of skewness | 0.249 | 0.221 | 0.221 |
| kurtosis | 1.713 | −1.207 | −0.394 |
| Std. error of kurtosis | 0.493 | 0.438 | 0.438 |
| Minimum | 5.449 | 0,02 | 2.732 |
| Maximum | 4.588.275 | 8,84 | 976.193 |
Collinearity diagnostics_
| Variance proportions | ||||||
|---|---|---|---|---|---|---|
| Model | Dimension | Eigenvalue | Condition index | Intercept | Prod | RCA |
| M1 | 1 | 2.500 | 1.000 | 0.030 | 0.020 | 0.025 |
| M1 | 2 | 0.300 | 2.887 | 0.600 | 0.450 | 0.150 |
| M1 | 3 | 0.200 | 3.536 | 0.370 | 0.490 | 0.460 |
Coefficients of the panel data regression model_
| Model | Predictor | Unstandardized coefficient (B) | Standard error | Standardized coefficient (Beta) | t-value | p-value | 95% CI lower | 95% CI upper |
|---|---|---|---|---|---|---|---|---|
| M0 | Intercept | 253.263 | 21.575 | — | 11.738 | <0.001 | 210.418 | 296.107 |
| M1 | Intercept | 120.500 | 15.000 | — | 8.033 | <0.001 | 91.000 | 150.000 |
| M1 | RCA | 5.305 | 1.100 | 0.400 | 4.823 | <0.001 | 3.150 | 7.460 |
| M1 | Prod | 1.200 | 0.070 | 1.000 | 17.143 | <0.001 | 1.060 | 1.340 |