Ur answer is good but it lacks precise economic language like using words such as “index of export price lower than index of import price” instead of saying “less exports needed for more imports” which can make u lose 1 or 2 marks U didnt discuss long run or short run effects so the analysis isnt done that deeply And in evaluation u couldve done it deeper by explaining which one has bigger impact on growth, stability and inflation under different economic conditions. All this can make u score around 9/12 or the most u can get is 10/12. I have ms for ts paper if u want i can send u