Locally explosive behavior is observed in many economic and financial time series when bubbles are formed. We introduce … be used to predict the emergence, existence and burst of bubbles. We adopt a flexible observation driven model …

identify temporary house price bubbles, amplified by trend extrapolation, and crashes reinforced by fundamentalists. The …

, recurring bubbles arise, where the price is 3 times larger than the fundamental value, which were not seen in former experiments. …

It is well known that rational bubbles can be sustained in balanced growth path of a deterministic economy when the … return to capital r is equal to the growth rate g. When there is a lack of stores of value, bubbles can implement an … capital. Then, bubbles further efficiency, though they cannot implement first best. While bubbles can only be sustained when r …

". We observe both stable markets and large bubbles for both small and large markets. The data analysis shows no differences … successfully drives prices back towards the fundamental, but we observe very large bubbles in which the news apparently has no …

This paper investigates how cryptocurrencies relate to concepts such as bubbles, Ponzi-schemes and digital gold in a …