How did Catharine Beecher challenge these social expectations? How did she follow them?

keeping a cash reserve because cash flow is the the movement of money through a company and if it just sits there, it wont the movement

john maynard keynes developed new economic theories in response to the : b) great depression of the 1930s. his theories are so important that they are known as "keynesianism". in his works he supports the idea of a government with deeper involvement and intervention to end the great depression.

very positive impact on our industries in the west, sine they promoted settlement and increased the ways in which goods could be transported to market.  

if you could provide an excerpt for me to read i could