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Table 4 Between-country difference-in-difference estimates for rate of change in loge FDI in-flows per capita before and after ratification (2006) and before and after enforcement (2009) of the US-Peru FTA

From: Trade and investment liberalization, food systems change and highly processed food consumption: a natural experiment contrasting the soft-drink markets of Peru and Bolivia

Year

Estimate

Unadjusted

Adjusted for GDP

Adjusted for GDP & time trends

N

2006

Diff-in-diff

1.07** (0.43)

1.03** (0.47)

1.03** (0.50)

28

R2

0.63 (p = 0.013)

0.64 (p = 0.028)

0.65 (p = 0.041)

2009

Diff-in-diff

0.68* (0.37)

0.67* (0.40)

0.68 (0.43)

28

R2

0.53 (p = 0.064)

0.56 (p = 0.091)

0.60

  1. Notes: *p < 0.1; **p < 0.05; robust standard-errors in parentheses