How does over-supply affect prices and consumer perceptions of a product?

Over supply means lower prices. The company will be wanting to get rid of their product and will offer them at a lower price. Consumers will be more likely to buy more of it if it isn't as expensive as when they usually buy it.

1.new zealand has a large temperate climate while for north has subtropical weather during summer.

i can only answer one

portugal is the westernmost country in europe.