A player-coach is unable to become a assistant coach.
A Dual Board or Two Tier system is a corporate structure system that consists of two separate Boards of directors that govern a corporation .. corporate structure. corporate structure. Boards of directors. Boards of directors. The roles and relationships between the two boards vary across countries .. The structure is composed of two boards , the `` Management Board '' , and the `` Supervisory Board '' each of these have different roles .. In Germany , the Dual Board system is prescribed for corporations that are listed on the stock market -LRB- e.g. , Lufthansa , and Adidas -RRB- .. Lufthansa. Lufthansa. Adidas. Adidas. It is argued that this approach results in and better serves the objectives of a social market system .. Using a two tier system might also result in `` more monitoring '' and `` less aggressive performance targets '' .. It might also be `` less efficient '' from a financial market perspective .. It has been suggested that financial efficiency may be impeded by reduced communication , and the higher costs of running a Dual Board .