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Modern open economy macro models assume the continuous adjustment of international portfolio allocation. We introduce gradual portfolio adjustment into a global equity market model. Our approach differs from related literature in two key dimensions. First, the time interval between portfolio...
Persistent link: https://www.econbiz.de/10011761264
We introduce a portfolio friction in a two-country DSGE model where investors face a constant probability to make new portfolio decisions. The friction leads to a more gradual portfolio adjustment to shocks and a weaker portfolio response to changes in expected excess returns. We apply the model...
Persistent link: https://www.econbiz.de/10012801368
Persistent link: https://www.econbiz.de/10012270711
Recent crises have seen very large spikes in asset price risk without dramatic shifts in fundamentals. We propose an explanation for these risk panics based on self-fulfilling shifts in risk made possible by a negative link between the current asset price and risk about the future asset price....
Persistent link: https://www.econbiz.de/10008797071
There has been a long debate about whether speculators are stabilizing or not. We consider a model where speculators have a stabilizing role in normal times, but may also provoke large risk panics. The very feature that makes arbitrageurs liquidity providers in normal times, namely their...
Persistent link: https://www.econbiz.de/10009009577
Evidence suggests that banks tend to lend a lot during booms, and very little during recessions. We propose a simple explanation for this phenomenon. We show that, instead of dampening productivity shocks, the banking sector tends to exacerbate them, leading to excessive fluctuations of credit,...
Persistent link: https://www.econbiz.de/10009558435
managed, we investigate to what extent incomplete information processing can explain this puzzle. Two types of incompleteness … are considered: infrequent and partial information processing. We calibrate a two-country general equilibrium model to the … data and show that incomplete information processing can fully match the empirical evidence. It can also account for …
Persistent link: https://www.econbiz.de/10011397256
of the exchange rate with noisy rational expectations, where investors have heterogeneous information on some structural …
Persistent link: https://www.econbiz.de/10011397704
introduce symmetric information dispersion about future fundamentals in a dynamic rational expectations model in order to …
Persistent link: https://www.econbiz.de/10011397717
It is well-known that the extent of pass-through of exchange rate changes to consumer prices is much lower than to import prices. One explanation is local distribution costs. Here we consider an alternative, complementary, explanation based on the optimal pricing strategies of firms. We consider...
Persistent link: https://www.econbiz.de/10011397767