A recent Bloomberg article provided, in my opinion, the most succinct analysis of the pros and cons of debt forgiveness.
Bloomberg reported on the economic plight of Greece. Greece basically "strategically defaulted" on its debt due to it's inability to pay its creditors. Greece fell victim to Europe's debt crisis when Wall Street imploded in 2008. All of the risky investments finally caught up to Greece like so many other countries, companies, and individuals. A group of European countries tried to help Greece (to keep it from destroying the European Union) by providing several bailouts to Greece totalling, at least, $264 billion. At the same time, the International Monetary Fund (as a condition to lending money) has been pushing for the forgiveness of Greece's debts by its creditors.
The article briefly outlined the benefits of debt forgiveness as follows: