definiens: means, ( a ) with respect to Detailing activities, the applicable rate per FTE for Detailing activiti es conducted by employees or contractors of INCY, w hich rate will be determined by the Parties at the time INCY exercises its option to co - promote under Section 4.8 ( INCY Co- Promotion Option ) and which rate will be a reasonable approximation of th e [ * * * ], ( b ) with respect to determining Fully Burdened Cost, the applicable rate per FTE for [ * * * ], and ( c ) for Development activities, the rate of [ * * * ] per FTE for employees of INCY and [ * * * ] per FTE for employees of Zai Lab . Once set, the FTE Rate for employees of INCY may be adjusted by [ * * * ] per Calendar Year to reflect changes in such costs, including those caused by inflation or otherwise . O nce set, the FTE Rate for employees of Schedule 1 -- v Zai Lab may be adjusted by [ * * * ] per Calendar Year to reflect changes in such costs, including those caused by inflation or otherwise