Labour minister John MacDonald (John McDonnell), said the international monetary fund, according to a report of a conservative government "good at cuts in public services, tax breaks for a few rich people, but no hope to invest in our country for the majority of people skills and infrastructure needed for the economic development". Loading may be the work which is invested in a work centre. For example, time might be lost while changing over from making one component to another. If your machine breaks down, it won't be available. If there is machine reliability data available, this should also be considered. Sometimes the equipment might be awaiting parts to arrive or be 'idling' for many other reason. Other losses could have an allowance for the machine being run below its optimum speed plus an allowance to the 'quality losses' or defects which your machine may produce. Of course, several losses should be small or non-existent in the well-managed operation. Finite loading is an approach which only allocates work to a work up to set limit. This limit is the estimate of capacity for that work centre (in line with the times designed for loading). Infinite loading can be an way of loading work which doesn't limit accepting work, but instead tries to handle it. The investment quantity is the decreasing function of interest rate, saving is the increment function of interest rate, and the change of interest rate depends on the equilibrium point of investment quantity and saving amount. Keynes's theory of money supply and demand decided that interest rates were a monetary factor rather than an actual factor. To shape these politicians' views, they can better explain why co-operation with fiscal authorities and foreign central Banks is in the public interest. They can release more detailed financial accounts, including individual security deals and counterparties.