31. As you can see in the graph below, the personal savings rate (savings/disposable income) in the United States, which was above 10% until the end of the "Volcker recession" in the early 1980s is subsequently fell to around 5% in 2016. At the same time the US government fiscal deficit represented 3.5% of GDP while gross investment recovered towards 14.5% of GDP. 32. Then: A) In terms of percentage of GDP what should be the level of the trade balance? Remember to show and explain your calculations. B) Was President Trump right to care? Justify your answer.