<mark>Jones, S. M., Bouffard, S. M., & Weissbourd, R. (2013). Educators' social and emotional skills vital to learning.</mark> _<mark>Phi Delta Kappan</mark>_ <mark>,</mark> _<mark>94</mark>_ <mark>(8), 62-65.</mark> <mark>Judge, T. A., & Ilies, R. (2002). Relationship of personality to performance motivation: A meta-analytic review.</mark> _<mark>Journal of Applied Psychology</mark>_ <mark>,</mark> _<mark>87</mark>_ <mark>(4), 797.</mark> Kanagaretnam, K., Mestelman, S., Nainar, K., & Shehata, M. (2009). The impact of social value orientation and risk attitudes on trust and reciprocity. _Journal of Economic Psychology_ , _30_ (3), 368-380.

Kautz, T., Heckman, J., Diris,R., Weel, B., and Borghans,L. (2014). Fostering and Measuring Skills: Improving Cognitive and Non-Cognitive Skills to Promote Lifetime Success. _National Bureau of Economic Research (NBER) Working Paper_ , No. 20749.

<mark>Kenney-Benson, G. A., Pomerantz, E. M., Ryan, A. M., and Patrick, H. (2006). Sex differences in math performance: The role of children's approach to schoolwork.</mark> _<mark>Developmental Psychology, 42</mark>_ <mark>(1): 11– 26. https://doi.org/10.1037/0012-1649.42.1.11</mark> Kling, K. C., Hyde, J. S., Showers, C. J., & Buswell, B. N. (1999). Gender differences in self-esteem: a metaanalysis. _Psychological bulletin, 125(4)_ , 470.

Koop, S., De Reu, T., & Frese, M. (2000). Entrepreneurial orientation and personal initiative. _Success and failure of microbusiness owners in Africa: A psychological approach_ , _55_ .

<mark>Kraft, M. A., & Grace, S. (2015). Teaching for tomorrow’s economy? Elementary teacher effects on complex tasks, grit, and growth mindset. Working Paper.</mark> <mark>Kraft, M. A., & Grace, S. (2016). Teaching for tomorrow’s economy? Teacher effects on complex cognitive skills and social-emotional competencies.</mark> _<mark>NBER Working Paper</mark>_ <mark>.</mark> Krauss, S. I., Frese, M., Friedrich, C., & Unger, J. M. (2005). Entrepreneurial orientation: A psychological model of success among southern African small business owners. _European Journal of work and organizational psychology_ , _14_ (3): 315-344.

<mark>Leaper, C., and Ayres, M.M. (2007). A Meta-Analytic Review of Gender Variations in Adults’ Language Use: Talkativeness, Affiliative Speech, and Assertive Speech.</mark> _<mark>Personality and Social Psychology Review</mark>_ <mark>, 11(4):328-363.</mark> Lindqvist, E. and Vestman, R. (2009). The Labor Market Returns to Cognitive and Noncognitive Ability: Evidence from the Swedish Enlistment. _<mark>IFN Working Paper</mark>_ <mark>No. 794.</mark> <u><mark>https://ssrn.com/abstract=1367603 or http://dx.doi.org/10.2139/ssrn.1367603</mark></u> Lippman, L., Ryberg, R., Carney, R., and Moore, K. (2015). Workforce Connections: Key “Soft Skills” that Foster Youth Workforce Success: Toward a Consensus Across Fields. _Child Trends._ <mark>Loeb, S., Christian, M. S., Hough, H. J., Meyer, R. H., Rice, A. B., & West, M. R. (2018). School Effects on Social-Emotional Learning: Findings from the First Large-Scale Panel Survey of Students. Working Paper.</mark> _<mark>Policy Analysis for California Education, PACE</mark>_ <mark>.</mark> 36