Comments by @SylviaZhaooo

Content

• college, high-school -> college-high-school
• ".2" -> "0.2"
• Migrate (Entrepreneur-worker interpretation)[https://intro.quantecon.org/equalizing_difference.html#entrepreneur-worker-interpretation]

Code

• \gamma_h_c -> \gamma_c
• Clean up numpy code
• Clean up the sympy code @HumphreyYang