Risk Sharing involves partnering with others to share responsibility for risky activities. Many organizations that work on international projects will reduce political, legal, labour, and other risk types associated with international projects by developing a joint venture with a company located in that country. Partnering with another company to share the risk associated with a portion of the project is advantageous when the other company has the expertise and experience the project team does not have. If a risk event does occur, then the partnering company absorbs some or all of the negative impact of the event. The company will also derive some of the profit or benefit gained by a successful project. Risk Reduction is an investment of funds to reduce the risk of a project. For international projects, companies will often purchase a currency rate guarantee to reduce the risk associated with fluctuations in the currency exchange rate. A project manager may hire an expert to review a project's technical plans or cost estimates to increase confidence in that plan and reduce the project risk. Assigning highly skilled project personnel to manage high-risk activities is another risk-reduction method. Experts managing a high-risk activity can often predict problems and find solutions that prevent the activities from having a negative impact on the project. Some companies reduce risk by forbidding key executives or technology experts to ride on the same airplane