Reasons for buying back shares
Categorisation
Advantages of industry categorisation
By analysing one industry, prepare basis for analysing many companies within industry
Statistics are usually presented for whole industries and trade journals are “by industry”
Accounts are often presented in similar format and use the same jargon
By looking at industry»_space;> reduce # of factors to be considered for each individual company analysis
Investment analysts can specialise
Disadvantages of industry categorisation
Analysts can be warped up in one industry, reducing proficiency in others
Some companies operate through several factors
Companies may not conform to industry norms in every respect
Industries are correlated, but overall market movements explain most of the share price movements.
Reasons for industry categorisation
* Correlation of investment performance within industries
Practical reasons for industry categorisation
Correlation of investment performance within industries
Reasons why factors affecting one company are likely to affect others within industry
Resources- Use similar resources (e.g. labour, land, raw materials)»_space;> similar input costs
Markets- Supply to same markets»_space;> affected similarly by changes in demand
Structure- Similar financial structures»_space;> affected similarly by changes in interest rates