We have the following data for a hypothetical open​ economy: GNP​ = ​$9,0009,000 Consumption​ (C) = ​$7,5007,500 Investment​ (I) = ​$1,4001,400 Government Purchases​ (G) = ​$1,6001,600 Tax Collections​ (T) = ​$1,200what is the value of total savings S?what is the value of current account balance CA?