what is the most expensive book ever? can google if you don't know it but don't copy other people's answers

Codex Leicester, $53.5 million

Explanation:

Codex of Leicester $30.8 million

Explanation:

This is Leonardo de Vinci’s 72 page linen manuscript has ll of Leonardo’s thoughts written down, theories observations, fossils, movement of water, the moon, etc.

Another book that is very expensive in America is Birds of America.

b. germany and italy

the phenomenon that would be cited as evidence of increased economic interdependence between europe and the americas is  the development of mercantilism.

this theory suggests that the wealth of a country depends on its economic assets, or capital.

hope this : )