What is the fine-grained topic of the following text: Thus, the decision of austerity measure is vulnerable to criticism and protests, but when survival is at stake, the government is left with no option but to think strategically and devise a measure which can provide a cushion on an immediate basis and give time for long term planning of overcoming deficits of a nation. Only return the topic.
Austerity measures as a strategy for national financial survival and deficit management