Hi gitt,

There are no business analysis or accounting courses currently on KA.  I have listed all other relevant courses below.

Economics: https://www.khanacademy.org/economics-finance-domain 

Finance: https://www.khanacademy.org/economics-finance-domain/core-finance 

Personal finances: https://www.khanacademy.org/college-careers-more/personal-finance 

Business startups: https://www.khanacademy.org/college-careers-more/career-content/career-profiles-start-a-business 

Careers and finance intersection: https://www.khanacademy.org/college-careers-more/career-content/career-profile-videos