Williamson (1965) argued that catching up countries experiencing strong national growth tend also to see a widening in regional disparities, whereas in more developed economies strong national growth and falling regional disparities could go hand in hand. We find some evidence of a trade-off...

Evidence on the static integration effects of the euro in the first years is difficult to identify. Changes in price differences and trade volumes before and after 1999 hardly show up and may require more time to become visible, although there tend to be considerable differences between euro and...

Williamson (1965) argued that catching up countries experiencing strong national growth tend also to see a widening in regional disparities, whereas in more developed economies strong national growth and falling regional disparities could go hand in hand. We find some evidence of a trade-off...