He was part of the surrealism movement. This movement was deeply influenced by the psychoanalytic work of Freud and Jung. You can find more info at artcyclopedia.com and you can get prints of his most famous works at http://www.posterunlimited.com/.
Joan (ho-on) Miro was generally associated with the Surrealist Art Movement
Several statues have this name. There is a bronze cast statue in the Louvre by François Rude (1784-1855). This date puts the piece in the Romanticism period of art.
Aboriginal art is an example of traditional art in Canada. Art from both the French Colonial Period and English Colonial Period can also be considered traditional art.
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collage
Miro's work is more realistic.
Modernism (Surrealism).
Joan (ho-on) Miro was generally associated with the Surrealist Art Movement
modern art
he studied in a private art academy.
He lived in Paris for long periods, but most of his work was done in Spain (Barcelona, Mallorca).
He was a modernist.
A Notebook
Post Impressionism
he was fat
Archaic Greece
It all depends on what artist did the work, the art period, and how common art from that period is worth. Knowing more about the piece will help you find out how much it is worth, and for that you will need to speak to a professional or collector.