Back-of-the-envelope, making a few WAGs about growth rates and avoided costs, ignoring tax issues: $140 m. upfront receipt Rev's foregone: 2015 European Sales: $27 m. Assume 20% growth rate Costs avoided: 125 employees @ (assumed) $125K = $15.6 m. Assume 10% growth rate Rent: $1 m. annual (assumed) Assume 5% growth rate Other assumptions: 1900% gross margin (COGS=.05*Rev's) 35% royalties 10% discount rate 10-year NPV to Ariad: $58 m., ignoring the repurchase option