Open Economies Review

, Volume 21, Issue 1, pp 65–67 | Cite as

Government Purchases and the Real Exchange Rate: A Comment

  • Parantap Basu
Review Article

The conventional international RBC model and also the traditional Keynesian model predict that an increase in government purchase results in an appreciation of the real exchange rate (Backus et al. 1994). Data show the opposite. Kolmann’s present paper addresses this government purchase-real exchange rate puzzle. He develops a series of micro based models to establish the central point that limited risk sharing is fundamental to resolve this puzzle. The main features of Kollmann’s static baseline model are as follows: (i) there is an extreme form of financial market incompleteness (trade balance is zero), (ii) all intermediate goods are internationally traded while the final good is not, (iii) the nontraded final good uses a mix of foreign and home produced intermediate goods with a local home bias in the technology, (iv) traded intermediate goods are produced with only labour using a CRS technology, (v) exogenous wasteful government purchases are financed by lump-sum taxes, (vi) wage...


Real Exchange Rate Intermediate Good Wealth Effect Home Consumption Government Purchase 
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I would like to thank Robert Kollmann for useful discussion. The opinion expressed in this review and any possible errors in my argument are entirely mine.


  1. Aschauer DA (1989) Is public expenditure productive? J Monet Econ 23(2):177–282CrossRefGoogle Scholar
  2. Backus D, Kehoe P, Kydland F (1994) Dynamics of the trade balance and the terms of trade: the J curve? Am Econ Rev 84:84–103Google Scholar
  3. Barro RJ (1990) Government spending in a simple model of endogenous growth. J Polit Econ 98(5: Part II):S103–S125CrossRefGoogle Scholar
  4. Basu P (2001) Reserve ratio, seigniorage and growth. J Macroecon 23(3):397–416CrossRefGoogle Scholar
  5. Canning D, Pedroni P (2008) Infrastructures. Long run economic growth and causality tests of cointegrated panels. Manch Sch 76(5):504–527, Special IssueCrossRefGoogle Scholar

Copyright information

© Springer Science+Business Media, LLC 2009

Authors and Affiliations

  1. 1.Durham UniversityDurhamUK

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