. . . it's done all the time -- if you want an exclusive arrangement, then you have to pay for the option . . . go back and read up on the pre-data deal between myriad genetics(?) and lundbeck of Germany in the summer of '08 . . . lundbeck, I think, paid up-front for an exclusive euro franchise of myriad's alzheimer's drug (flurizan?) a couple of weeks before pivotal data . . . the trial was a bust . . . lundbeck lost its upfront cash . . .