Here are some articles which are quite interesting and thought provoking:

http://pwc.blogs.com/economics_in_business/2013/01/still-selling-england-by-the-pound.html

http://www.thesundaytimes.co.uk/sto/business/Economy/article852277.ece

http://www.voxeu.org/article/us-economic-growth-over

Click to access nominal_wage.pdf

ftp://ftp.ukc.ac.uk/pub/ejr/RePEc/ukc/ukcedp/1207.pdf

http://www.imf.org/external/pubs/ft/fandd/basics/current.htm