Bhaduri, Saumitra N. - In: Journal of Emerging Market Finance 13 (2014) 1, pp. 43-68
In contrast to the traditional duration dependence test, the article introduces an order statistic known as Approximate Entropy (ApEn) to investigate the presence of speculative bubbles for a cross-country sample. Using ApEn, the article examines four major crashes in the US, Japan, Hong Kong...