India, Oct. 13 -- Bombay Burmah Trading Corporation presents an unusual valuation puzzle. The company combines a large investment in Britannia Industries with a diversified group of businesses, yet its market capitalization remains modest relative to the estimated value of its investment holdings. Strong consolidated revenue and profit growth suggest scale, but they alone do not explain whether the parent company's shares are undervalued.

The distinction matters because an investment's value is not necessarily the value available to its shareholders. Ownership structures, debt, taxes, other liabilities and the practical difficulty of unlocking assets can all widen the gap between underlying asset value and market capitalisation.

With a...