Horizontal and vertical integration made the gilded age for better Performance. The gilded age is the age of transformation in industries, immigration, etc...
Step-by-step explanation:
Horizontal integration means buying of companies that are similar to their companies. This made less competition among them.
Vertical integration means that the companies allowed to buy their companies. This will lead to the supply of raw materials and easy mode transportation for their products.
The Gilded age is the age of transformation in technology, industries, government.