Using "because" with "er" to indicate effect

因为⋯⋯，而⋯⋯(yīnwèi...ér...) is another structure that can express cause and effect. It is used like this:

Structure

Subj. + 因(为) + Cause + 而 + Result

Sometimes, 因为 can be shortened to just 因. This is used more in sentences that shorter and more succinct.

我因为生病而请假。Wǒ yīn wéi shēngbìng ér qǐngjià.Because I got sick, I asked for time off.
欧洲的经济因为债务危机而陷入衰退。Ōuzhōu de jīngjì yīnwèi zhàiwù wéijī ér xiànrù shuāituì.Because Europe is suffering a debt crisis, it is falling into decline.
首相因为受贿丑闻而下了台。Shǒuxiàng yīnwèi shòuhuì chǒuwén ér xiàle tái.Because the prime minister accepted bribes, he fell from power.
伦敦地铁因罢工而处于瘫痪状态。Lúndūn Dìtiě yīn bàgōng ér chǔyú tānhuàn zhuàngtài.Because of the London Metro strike, everything shut down.