Category Archives: international

Guest Contribution: “Trump’s Trade Policy Uncertainty Deters Investment”

Today, we are fortunate to be able to present a guest contribution written by Steven J. Davis, William H. Abbot Distinguished Service Professor of International Business and Economics at the University of Chicago Booth School of Business and Senior Fellow at the Hoover Institution.


Donald Trump has upended U.S. trade policy. The particulars include a U.S. pullout from the Trans-Pacific Partnership (TPP), threats to jettison the North American Free Trade Agreement, a refusal to affirm new WTO judges, tariff hikes on steel and other goods, frequent rhetorical attacks on major trading partners, and a wrong-headed obsession with bilateral trade deficits.

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VoxEU: “The new Fama Puzzle”

That’s a new article at the outstanding web portal VoxEU, coauthored by Matthieu Bussière, Menzie Chinn, Laurent Ferrara, and Jonas Heipertz, and based on this paper:

The ‘Fama puzzle’ is the finding that ex post depreciation and interest differentials are negatively correlated, contrary to what theory suggests. This column re-examines the puzzle for eight advanced country exchange rates against the US dollar, over the period up to February 2016. The rejection of the joint hypothesis of uncovered interest parity and rational expectations still occurs, but with much less frequency. In contrast to earlier findings, the Fama regression coefficient is positive and large in the period after the Global Crisis, but survey-based measures of exchange rate expectations reveal greater evidence in favour of uncovered interest parity.

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