The relationship between the euro zone's two leading members has wobbled in recent months due to different economic and fiscal approaches. But as France's Prime Minister visits Germany, experts say the countries could learn a few economic lessons from each other.
French Prime Minister Manuel Valls is in the country until Wednesday, and is expected to face tough questions on his government's track record on implementing reforms and cutting its deficit—which Germany has increasingly criticised.
Valls told a press conference on Monday: "I understand the doubt and questions of the German people, its representatives and sometimes the press – many who say, essentially, 'We suffered through reforms and the French aren't capable of it. And if they don't do it it's not good for Germany'."
In France, however, some have complained that Germany is hoarding its cash and not pulling its weight to help boost growth in the euro zone.
Read MoreFresh week of woes for France
"Germany must fulfil its responsibilities," Valls said in a policy speech earlier this month. Critics of German economic policy also point to an overreliance on export-led growth and an unwillingness to try and push wages higher to boost consumer demand.
With these concerns in mind, here is a guide to what Germany and France—the euro zone's two biggest economies by gross domestic product (GDP)—can learn from each other.