you can read this article to gain some beneficial information.

Dear Maha,

You can get useful information from the following paper

The Relationship between Intellectual Capital with Economic Value Added and Financial Performance

IP of whom? The business or organization/ corporation?

A can think of a number of leadership styles that should add to or help create IP, by providing direction and ensuring that vision is reached.

Achieving and attaining any new, relevant, strategic vision should automatically imply new IP having being created.

You can also substitute IP with knowledge in general.

You may refer to the following article:

- Transformational leadership, interim leadership, and employee human capital benefits: an empirical study Birasnav M., Rangnekar S. , Dalpati, A. (2010) Procedia Social and Behavioral Sciences 5, PP. 1037–1042