How do strategic leaders effectively manage their firm's resource portfolio to exploit its core competencies and leverage

Question:

How do strategic leaders effectively manage their firm's resource to exploit its core competencies and leverage the human capital and social capital to achieve a competitive advantage?)
Portfolio
A portfolio is a grouping of financial assets such as stocks, bonds, commodities, currencies and cash equivalents, as well as their fund counterparts, including mutual, exchange-traded and closed funds. A portfolio can also consist of non-publicly...