A second and an independent J-curve effect emerges where import expenditures depend on wealth and where current account imbalance feeds back on itself through its effect on asset accumulation. The combination of the two J-curves in conjunction gives rise to a wide range of dynamic possibilities...

The property of an independent forward-solution in the general solution to linear dynamic RE models is lost where a bubble component has non-zero higher-order moments and where the implicit agents of the model are not risk-neutral. If the conditional higher-order moments are nonstationary, the...