This paper develops a theory of inflation inertia based on forward looking staggered price setting in the nontradable goods sector of a small open economy. Unlike current theories of sticky prices, transitions to a lower steady state inflation rate take time even if they are fully credible, and...

The paper discusses policy relevant models, going from (1) chronic inflation in the 20th century after WWII, to (2) credit sudden stop episodes that got exacerbated in Developed Market economies after the 2008 Lehman crisis, and appear to be associated with chronic deflation. The discussion...