This paper employs a weighted network approach to study the empirical properties of the web of trade relationships among world countries, and its evolution over time. We show that most countries are characterized by weak trade links; yet, there exists a group of countries featuring a large...

(Papers presented at the 4th Annual Research Conference, 11-12 October 2007) This volume contains nine papers presented at the 4th DG ECFIN Annual Research Conference held in October, 2007 in Brussels on the theme: Growth and income distribution in an integrated Europe: Does EMU make a...

This paper explores the implications of Unified Growth Theory for the origins of existing differences in income per capita across countries. The theory sheds light on three fundamental layers of comparative development. It identifies the factors that have governed the pace of the transition from...

From 1993 the Lafarge group became a world firm. 1993 is indeed the starting point of a sustained growth which led the group to be the world leader for cement and aggregates. Thanks to an excellent control of production costs and to high rates of investment, the group was able to maintain a high...