1. The notion of market efficiency was introduced in 1960s, and the debate has been raging on ever since. The 2013 Noble Prize is awarded to two academics who disagreed on whether markets are efficient, highlighting the difficulty in evaluating this view. To go through all the nuances associated with the debate, read this article here.
2.Economic models are often based on assumptions and on tenuous realities, but twenty years of climate modelling has provided substantial evidence to support that climate models are well-founded. Download the full report by on climate data by the New Economics Foundation here.
3.What is the return to learning a foreign language? The Economist magazine investigates.