OK Google, are you worried about Alexa yet?

In the past week, Alphabet, Apple and Amazon all announced positive results for Q4 2017, so why has Amazon’s stock price been the only one to hold up in the recent volatility? Search is a key battleground, for differing reasons.
Clearly Google has a fairly hefty head start in this area, and what is referred to as ‘Google sites revenue’ grew by 24% year-on-year to $22.2bn for the quarter. That’s a lot of clicks, with mobile a particular area of growth. Advertisers continue