when use P/E multiples, rule about P/E of an equity index: P/E of an equity index, be aware of size of companies how the role of size of company here? the larger size, the more reliable to use P/E of an equity index? thanks.
when use P/E multiples, rule about P/E of an equity index: P/E of an equity index, be aware of size of companies how the role of size of company here? the larger size, the more reliable to use P/E of an equity index? thanks.