Zero deficit...why?

http://www.elperiodico.com/es/noticias/la-crisis-del-euro/francia-pretende-exigir-deficit-cero-eurozona-2016-1245321

http://www.lavanguardia.com/economia/20111129/54238654371/francia-revela-exigira-eurozona-deficit-cero-2016.html

Zero deficit, always? If that's the plan, please let me know on the basis of what eonomic reasoning...

(Not even XSM supports it...)

http://elcomentario.tv/reggio/crisis-27-colchon-constitucional-de-xavier-sala-i-martin-en-la-vanguardia/02/09/2011/