FACTBOX - Who won the 2007 Nobel Prizes?

(Reuters) - American economists Leonid Hurwicz, Eric Maskin and Roger Myerson won the 2007 Nobel for economics on Monday for laying the foundations of an economic theory that determines when markets are working effectively.

Here is a list of the other 2007 prize winners:

* MEDICINE:

-- Mario Capecchi, Martin Evans and Oliver Smithies won the Nobel prize for medicine or physiology on October 8 for pioneering the creation of "designer mice", which allowed the study of disease mechanisms.

* PHYSICS:

-- Albert Fert and Peter Gruenberg won the Prize for physics on October 9 for work that has allowed hard disks to be drastically smaller for everything from laptops to iPods.

* CHEMISTRY:

-- Gerhard Ertl won the Nobel Prize for chemistry on his 71st birthday on October 10 for inventing ways to watch chemicals react on a surface, helping in the development of cleaner cars and better fertilizers.

* LITERATURE: