Bibliography
Economic growth- https://appleinsider.com/articles/18/04/19/apples-iphone-now-key-to-global-economy-growth-claims-imf
( Roger Fingas
Thursday, April 19, 2018, 09:24 am PT (12:24 pm ET)
Advertising effectiveness- https://www.businessinsider.com.au/statistics-about-apples-advertising-2013-7?r=US&IR=T (JIM EDWARDS
JUL 25, 2013, 12:08 AM)
https://www.theguardian.com/technology/2017/jun/18/foxconn-life-death-forbidden-city-longhua-suicide-apple-iphone-brian-merchant-one-device-extract
The gaurdian sutrlian 2017 June 18 article no auroral