Resources
1) Junk electronics, exported as "Toxics Along for the Ride", is a problem which requires higher export standards.
www.ban.org is an organization that takes a "hard line" against exportation of used electronics.
Basel Convention is a treaty that attempts to define what is allowed as an export for reuse or recycling, and what is dumping (Link to Singapore NEA website, Annex IX) Annex 9 specifically allows export for repair, but restricts "major refurbishment" without definining either.
HIgher Standards - American Retroworks Inc. paper on trade offs of recycling and not recycling
2) Many used electronics have high "retained value" and can be safely and easily repaired and upgraded.
Sam Wasserman ("Silcon Sam") has been repairing electronics for years, and has placed on-line perhaps the most definitive FAQ-based encyclopedia of common repairs and diagnoses for faulty electronics. www.repairfaq.org
Among consumer electronics repair electricians, Hitachi is also credited with being the manufacturer most supportive of repair. Hitachi Site
3) Other sources for higher export standards.
United Nations Conference on Trade and Development (UNTAD) Sample paper on standards for lead acid battery recycling and lifecycle analysis