Computers is an essential component for any businesses in modern age. Regardless of which industry your operate in, computers can be used in some way to increase the productivity of your business. This mean that putting high focus on production of computers would create a positive trickle effect on the economy.
We can't say the same thing about Hamburgers.
High consumption of hamburgers only increase the chance of various health risk that will reduce the efficiency of US labors. So, putting high focus on hamburger products will create negative trickle effect to other economic sectors.
The Treaty of Guadalupe Hidalgo, signed on February 2, 1848, ended the Mexican-American War in favor of the United States. Mexico also gave up all claims to Texas and recognized the Rio Grande as America's southern boundary.