Part from its possible effect upon self-concept, how might labelling people as criminal amplify their criminality?

This Essay question should be answered in a criminological perspective,

How might labelling people as criminal amplify their criminality?

labelling theory could be helpful to this essay.

Referencing in-text referencing should be like this, ( Author name, year: page no) , and bibliography such as, Harvard
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Added on 17.03.2015 01:26
I have attached a presentation i donT know if it will be useful or not