Research Article
Food Price Inflation Rates in the Euro Zone: Distribution Dynamics and Convergence Analysis
Table 2
Unit root tests for food and eleven food product subgroups’ inflation rates.
| Categories | | Total period | 1997M01–1999M12 | 2000M01–2008M09 | 2008M10–2010M11 | | ρ-adj | t-stat | adj. 1/2 life | ρ-adj | t-stat | adj. 1/2 life | ρ-adj | t-stat | adj. 1/2 life | ρ-adj | t-stat | adj. 1/2 life |
| Food | S* | | −0.51 | | 0.89 | −2.14 | 5.74 | 0.91 | −1.37 | 7.56 | | −1.02 | | A* | | 5.62 | | | −1.12 | | | 3.53 | | 0.92 | −1.70 | 8.61 |
| Bread and cereals | S | | 0.49 | | | −0.67 | | | −0.32 | | 0.79 | −5.12 | 3.00 | A | | 6.12 | | | −0.67 | | | 5.44 | | 0.79 | −5.14 | 3.00 |
| Meat | S | | 2.23 | | 0.90 | −2.26 | 6.84 | | −0.72 | | 0.94 | −1.89 | 11.64 | A | | 7.27 | | | −1.39 | | | 5.40 | | 0.94 | −1.99 | 11.15 |
| Vegetables | S | 0.8 | −8.86 | 3.06 | 0.81 | −2.64 | 3.22 | 0.77 | −8.28 | 2.70 | | −1.04 | | A | | 1.19 | | 0.79 | −2.78 | 2.96 | | 0.28 | | | −0.92 | |
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*S, A: Schwarz and Akaike information criterion for the selection of the lags number, respectively.
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