A five-year research study separated the facts from the fads in terms of management tools.
The study examined over 200 well-established management practices,over a 10 year period 160 companies and found most management tools had no direct impact on superior business performance.
Only four mattered.
Without exception companies that outperformed the industry excelled at:
$1 invested for 10 years in a portfolio of 4 + 2 companies produced $11 compared with only $1.50 in other companies. This is 733% larger.