L'économie sur le divan (4/4) : L'économie de la rationalité

The sum of squares and degree of freedom calculation from the previous videos are put into a ratio to calculate the F Value, on whose basis the null hypothesis is confirmed or rejected. If variance is higher between samples than within the null hypothesis is more likely to be rejected. The results of a numerical example are interpreted more abstractly and then tested with regards to a confidence interval and the corresponding F table.

The world is coping with a global disaster, as the new Coronavirus takes a toll on many lost lives and a severe impact on economic activity. To provide a long-run perspective, this column documents the international response to a variety of disasters since 1790. Based on a new comprehensive database on loans extended by governments and central banks, official (sovereign-to-sovereign) international lending is much larger than generally known. Official lending spikes in times of global turmoil, such as wars, financial crises or natural disasters. Indeed, in these periods, official capital flows have repeatedly surpassed total private capital flows in the past two centuries. Wars, in particular, were accompanied by large surges in the volume of official cross-border lending.

Sabel and Zeitlin present the persistence of small firms in Europe, against the rise of mass production and modern enterprises. Their article starts by analysing how mass production can be considered a historical necessity for the classical view, as it is a highly specialized structure, where man and machine can …

As seen with the United Nations significant promotion of the Sustainable Development Goals (SDGs) in the past few years, the issue of global development is of growing concern to many international organizations. As humanity continues to become more interconnected through globalization, the inequalities and injustices experienced by inhabitants of impacted countries becomes increasingly clear. While this issue can be observed in the papers of different types (e.g., different schools of thought) of economists throughout the world, the work of behavioral and complexity economists offer a unique, collaborative perspective on how to frame decisions for individuals in a way that can positively reverberate throughout society and throughout time.