When the light bulb industry becomes a competitive market, the price of the light bulb will decrease. This is due to the fact that the industry will no longer monopolize the production of light bulb, other competitors will bring their product to the market. Thus, this will result to competition which will bring the prices lower since consumers will opt to buy lower prices of the same product.
The battle resulted in the almost complete destruction of the Russian Second Army, I looked it up
Do it on your own don't give up... mistakes happen for a reason
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