working. let s talk growth. i know you guys are happy and america is happy about the growth number we saw this week in terms of economic growth. you told the wall street journal yesterday you think we ll see 3% or greater growth for the year. my question to you is what could stop that? what could get in the way? namely in a china trade deal doesn t come together would you still foresee 3% growth if the tariffs are ratcheted up? well, again, the reason we see 3% growth is the model that 16 months ago said we would have 3% growth in 2018 is actually saying we ll be a little bit better in 2019 than last year. we think maybe 3.2 this year. the model has worked well. it s based on peer reviewed science. last year we got 3.1 though there was a lot of uncertainty about trade. if you think about champiina, ee and the rest this year it s upside that we get great deals and celebration about access to