A Hub and Spoke Structure is often used by investment companies to reduce costs and maintain efficiency. This structure utilizes multiple portfolio managers or sub-funds, known as "spokes" or "feeders," that invest in a "hub," or "master fund."The benefits of this type of structure are numerous. For one, it allows the company to save on costs by only having to manage one fund instead of multiple funds. In addition, it increases efficiency because all the assets are centrally located in one place. Finally, it provides greater flexibility for investors because they can choose from a variety of different sub-funds that best suit their needs.There are some drawbacks to this type of structure as well. One downside is that it can be more difficult to monitor all the different sub-funds and make sure they are performing up to par. Additionally, if one spoke were to underperform, it could drag down the entire system since everything is interconnected.Overall, a hub and spoke structure has many advantages that make it an attractive option for investment companies looking to reduce costs and increase efficiency. While there are some potential risks involved, these can be mitigated with proper planning and oversight.