Which of the following theories explains why increased education translates to higher wages?

Question

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Human capital theory suggests that education increases the productive capacity of an individual and, therefore, they are able to command higher wages. Signalling theory suggests that education signals to employers that an individual is willing to invest time and resources in themselves and, therefore, has desirable characteristics such as dedication and ability to learn. Both of these theories contribute to the understanding of why increased education leads to higher wages.

Which of the Following Theories Explains Why Increased Education Translates