Interesting Paid clicks for Google were up 31% year-over-year, means people click much more on ads,
Think of it 31% its a huge increase, mostly because mobile!
And because mobile clicks are much cheaper, it reduce the overall google cpc in 11%!
It doesn't tell about the display network, but its should be even lower cpc.
full read can be:
http://www.businessinsider.com.au/go...k-rates-2014-1
Mobile coming in HOT!
Eventually those mobile clicks will go up and up in price though as offers/products become better/easier to purchase on mobile and as more advertisers realize the magic mobile has to offer. Just like how everyone was afraid of internet advertising 10-15 years ago.