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The income gap is especially significant in the following groups: men, highly educated people and people from the farthest corners of the country. The difference in salary can range from 5% to 15%.Van Ours finds this outcome remarkable. He too grew up with a dialect in Goeree-Overflakkee, along with 40% of the Dutch population.
Research on the economic impact of the dialect has not been done previously, at least not the Netherlands. According to the in the United States, someone with a ‘black’ dialectearns an average of 12% less than someone who sounds white.
Discrimination
Van Ours considers that it is possible people are discriminated against based on their dialect. ‘Another explanation could be that they are less productive. A customer service employee with a heavy accent from Limburg can be more difficult to understand than a colleague who speaks standard Dutch’, he said for the AD.
In previous research by Kraaykamp Gerbert of Radboud University Nijmegen, it was found out that people who speak with a dialect have lower career opportunities and oftendo not advance far in their studies.
Source: http://www.nu.nl/lifestyle/4325267/mensen-met-dialect-verdienen-aanzienlijk-minder-dan-mensen-zonder.html