In the country of Sealand, we estimate that changing the amo…

In the country of Sealand, we estimate that changing the amount of capital from $15 million to $16 million will increase real GDP from $3.5 million to $4.5 million. How would you expect real GDP to change if capital increase from $16 million to $17 million, if there was not change in technology or the number of hours worked?