For your latter query this research from December 2010 seems to be connected - http://www.princeton.edu/~angelh/Website/Studies/Article%2011%20(Social%20Forces%

For your latter query this research from December 2010 seems to be connected - http://www.princeton.edu/~angelh/Website/Studies/Article%2011%20(Social%20Forces%2010).pdf http://www.princeton.edu/~angelh/Website/Studies/Article%201... This connects uncertain career aspirations at age 16 to wage attainment at age 26.