Which of the following about growth rate is incorrect?

a.

Fundamentally, growth rate can be boosted by increasing investment efficiencies, i.e. improving the return on investments

b.

High growth rate can be a double-sided sword as it brings in high profit but also requires heavy investment

c.

It is fine to assume that the high growth period for a company can be as long as 20 years

d.

In the long run, growth rate should be capped by the long-term economic growth rate