Here is a study in trade on this phenomenon https://krannert.purdue.edu/faculty/hummelsd/research/apples.pdf https://krannert.purdue.edu/faculty/hummelsd/resear

Here is a study in trade on this phenomenon https://krannert.purdue.edu/faculty/hummelsd/research/apples.pdf https://krannert.purdue.edu/faculty/hummelsd/research/apples...