What was the importance of the first industrial revolution?

The president of american systems announces that all employees will be going on a trip to san francisco. some employees like the idea and some don't. according to the component of attitudes, these evaluations reflect the feelings of the employees.

Chen's research team randomly assigned some newborns and their mothers either to a breastfeeding promotion group (where breastfeeding was encouraged, but not required) or to a normal pediatric care group (where breastfeeding was neither encouraged nor discouraged). which research method did they use?

In which type of economy are these decisions made by the producers , consumers, and the goverment?