APA
Blanchard E. J., National Bureau of Economic Research, Boice M. W. & Johnson R. C. (2026). Effective protection with global value chains. Cambridge: NBER.
Chicago
Blanchard Emily J, National Bureau of Economic Research, Boice Mitchell W and Johnson Robert C. 2026. Effective protection with global value chains. Cambridge: NBER.
Harvard
Blanchard E. J., National Bureau of Economic Research, Boice M. W. and Johnson R. C. (2026). Effective protection with global value chains. Cambridge: NBER.
MLA
Blanchard Emily J, National Bureau of Economic Research, Boice Mitchell W and Johnson Robert C. Effective protection with global value chains. Cambridge: NBER. 2026.