Convergence in TFP among Italian Regions - Panel Unit Roots with Heterogeneity and Cross Sectional Dependence

Table 4: Tests of Poolability of the βs (1970-2001)

All Regions

^ln(y it ) __ , . _ _ .. , ^ln( y it )

Statistic	P-value	Conclusion	Statistic	P-value	Conclusion
0.00	0.9683	Homogeneity	0.01	0.9342	Homogeneity

South:

Basilicata, Calabria, Campania, Molise, Puglia, Sardegna, Sicilia
^ln( y it ) ....... _ ^ln( y it ) _

Statistic	P-value	Conclusion	Statistic	P-value	Conclusion
0.10	0.7482	Homogeneity	0.30	0.5846	Homogeneity

Centre-North:

Emilia Romagna, Friuli V.G., Liguria, Lombardia, Piemonte,
Trentino A.A., Veneto, Lazio, Marche, Toscana, Umbria, Abruzzo

South:

Basilicata, Calabria, Campania, Molise, Puglia, Sardegna, Sicilia

^ln( y it ) ......._______. ^ln( y it )

Statistic P-value	Conclusion	Statistic	P-value	Conclusion
0.10 0.7482	Homogeneity	0.30	0.5846	Homogeneity

Centre:

Lazio, Marche, Umbria, Toscana, Abruzzo

North:

Friuli V.G., Liguria, Lombardia, Piemonte, Trentino A.A., Veneto, Emilia Romagna
,, . . ^ln( y it ) ....... . ^ln( y it ) .. . .________

Statistic	P-value	Conclusion	Statistic	P-value	Conclusion
0.00	0.9992	Homogeneity	0.00	0.9992	Homogeneity