don't use Al bot or chat GPT otherwise downvote.

Question 2. Consider the picture below. 25.0 190.0 170.0 20.0 Debt-GDP GR 150.0 15.0 Yield GR 130.0 Yield (%) Debt-to-GDP (%) 10.0 110.0 90.0 5.0 . . . . . . . ...... 70.0 Yield DE Debt-GDP DE 0.0 50.0 2006 2007 2008 2009 2010 2011 2012 2013 2014 YEAR It shows shows the 30-year bond yield and the debt-to-GDP ratio, both in percent, for Greece (GR) and Germany (DE) between 2006 and 2014, which includes the period of the financial crisis. Given the structure of deficits and debt, what is part of the explanation for the debt-to-GDP ratio to rise in Greece and fall in Germany between 2009 and 2014