In 2016, China was the biggest foreign investor in Laos's economy, having invested in US$5.395 billion since 1989, according to Laos Ministry of Planning and Investment's 1989–2014 report. Thailand (invested US$4.489 billion) and Vietnam (invested US$3.108 billion) are the second and third largest investors respectively. The economy receives development aid from the International Monetary Fund, Asian Development Bank, and other international sources; and also foreign direct investment for development of the society, industry, hydropower and mining (most notably of copper and gold).