Use . to give you money (just hold it down for a while!)
     At the research screen:
          U - To finish a days work
          0(zero) - To give more options
     During a mission:
          Alt-C - Complete mission
          Alt-T - Teleport active agent to cursor location (only one at a time)
          Shift-Q - Full weapons and health

Neil Wylde and MYST3D