Answer:
The mid-nineteenth century has witnessed the growth of economic prosperity and for the same reason called the second industrial revolution.
Explanation:
Changes in industrial development, commerce, and globalization boosted the American economy during the late 19th century. Two ost important factors for the American industrial boom were railways which fostered the communication and electricity which boosted production and connected the world in a single string. The invention of the telegraph in 1844 would also change the country, as news and knowledge would now be exchanged in seconds. As the country recovered in the post-Civil War decades, the electrical network would turn the country much faster than railroads had.
a financial gain, especially the difference between the amount earned and the amount spent in buying, operating, or producing something.
<span>to have a camera with a shutter speed of about three to ... smaller the f-stop, or f-value, the larger the opening in the aperture is. ... speed are separate entities that do not affect each other in any way. .... Not very helpful.</span><span>
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<span>9.7 billion
The median estimates for future growth projects the world population reaching 9.7 billion by the year 2050. As the demographic transition continues its course, most countries outside of Africa will trend towards a rectangular age prism. By 2050, most of the world's population growth will take place in Africa.</span>
The economic rule is that we will consume only while marginal benefits exceeds marginal costs.