Update Stocks

Forget to update the portfolio yesterday. One stock has increased 15%.

Read an accouting book yesterday at UW, emphasizing on valuation. Two approaches are proposed to analyze the economic characters of the industry a firm is operating in (or, should be the economic characters of the firm)

1 Value chain method.
Supplying - Research and Development - Manufacturing - Markerting - Distributing

Vertical integreation or horizontal integreation

2 Porte's frame work.
1) Demanding - Customers
2) Price elasticity - price on impact of sales.
3) Competitor's products - Unique, alternative, similar
4) Easy of entry
5) ...

Should be discarded. If it could not be re-stated, it means not use for one self.