EQUILIBRIUM INDETERMINACY IN ONE-SECTOR SMALL OPEN ECONOMIES: THE ROLE OF INTERNATIONAL LABOR MIGRATION

2017 ◽  
Vol 23 (4) ◽  
pp. 1528-1562 ◽  
Author(s):  
Carmelo P. Parello

This paper presents a Ramsey-like dynamic small open economy with endogenous labor migration. In the model, the domestic economy is free to borrow or lend as much as it wants at the given world interest rate, and individuals are supposed to be free to move from a country to another in response to the emergence of a wage differential between countries. Our analysis can be ideally split in two parts. Initially, we propose a baseline model in which only natives are allowed to save and invest in capital assets and traded bonds, whereas immigrants are credit constrained. Next, we provide an extension in which all individuals, including immigrants, have full access to international financial markets. We find that the steady state is always local indeterminate, and that the adjustment dynamics of the competitive equilibrium is dependent upon the initial level of the immigration ratio.

2015 ◽  
Vol 7 (3) ◽  
pp. 153-188 ◽  
Author(s):  
Andrés Fernández ◽  
Adam Gulan

Countercyclical country interest rates have been shown to be an important characteristic of business cycles in emerging markets. In this paper we provide a microfounded rationale for this pattern by linking interest rate spreads to the dynamics of corporate leverage. For this purpose we embed a financial accelerator into a business cycle model of a small open economy and estimate it on a novel panel dataset for emerging economies that merges macroeconomic and financial data. The model accounts well for the empirically observed countercyclicality of interest rates and leverage, as well as for other stylized facts. (JEL E13, E32, E43, E44, F41, O11)


2018 ◽  
Vol 18 (2) ◽  
Author(s):  
Wen-ya Chang ◽  
Hsueh-fang Tsai ◽  
Juin-jen Chang ◽  
Hsieh-yu Lin

Abstract This study develops a small-open-economy version of Benhabib, J., S. Schmitt-Grohé, and M. Uribe. 2001. “Monetary Policy and Multiple Equilibria.” American Economic Review 91: 167–186. We systematically explore the role of international capital mobility and the portfolio balance channel in terms of macroeconomic (in)stability when the government follows a commonly-adopted interest-rate feedback rule. In a one-traded-good model, the steady-state equilibrium, in general, is locally determinate; international capital mobility stabilizes the economy against business cycle fluctuations under a simple interest-rate feedback rule. In a two-good (traded and non-traded goods) model, the relationship between equilibrium (in)determinacy and the aggressiveness of interest rate rules is not monotonic, and crucially depends on households’ portfolio preferences. These results suggest that a unified interest rate rule can end up with very different consequences of macroeconomic (in)stability in an open economy from those in a closed economy.


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