12.2 Topics Covered SInvestment Decision VS Financing Decision MArket Efficiency → Weak form efficiency )Semi-strong form efficiency )Strong form efficiency LEssons of market efficiency Irwin/McGraw-Hill CThe McGraw-Hill Commpanies, Inc, 2001©The McGraw-Hill Companies, Inc.,2001 12- 2 Irwin/McGraw-Hill Topics Covered Investment Decision vs. Financing Decision Market Efficiency ➔Weak form efficiency ➔Semi-strong form efficiency ➔Strong form efficiency Lessons of Market Efficiency