LAST YEAR China made great contributions to the world economy, writes Gary Dorsch at Global Money Trends, as it was the first country to recover from the international financial crisis.As a result of its 4 trillion Yuan stimulus spending, China's debt-to-GDP ratio is expected to reach 31% this year, far less than the average government debt of OECD countries, which is projected to almost equal their total GDP this year, and exceed it in 2011. Read more