> the market cap on that company would be > $X.
Market cap != Value assets
The 550B market cap is the value of all outstanding shares of the company which is not equal to value of the combined assets like buildings and $$.
Market cap != Value assets
The 550B market cap is the value of all outstanding shares of the company which is not equal to value of the combined assets like buildings and $$.
Source: http://www.businessweek.com/1997/34/roster34/aapl.htm
For more information, you could look at Benjamin Graham's "The Intelligent Investor". This is a very good introduction to investment, but it's also quite a long read.