How is the investment in human resource is similar to any other type of investment

How is the investment in human resource is similar to any other type of investment? 

Answer: Investment in human resource is very similar to other type of investments like investing in shares or properties. 

1. A person expects handsome profits when he/she invests in lands, stocks and bonds. Similarly human resource trained in skills will earn more than a unskilled person. 

2. An investment made in a person in terms of health, education will bring higher returns or earnings.