Over the past 30 years, technology companies have prospered after a boom in the face of the http://www.aliyun.com/zixun/aggregation/17993.html "> Bubble burst." If the top ten companies that intercept market capitalisation can find that the technology industry is replacing in a cycle of around 10 years, the top-rated companies, represented by IBM, Microsoft and Apple, can clearly show the shift in capital from hardware and software to mobile Internet.
Over the past 30 years, technology companies have prospered after a boom, after bursting with bubbles. This paper hopes to provide some necessary reference for investment and financing by analyzing the past performance of the stock market of science and technology industry.
Stock price ups and downs like roller coaster
In 1980, global technology companies combined a market value of 50 billion U.S. dollars, accounting for 1.7% of total global assets. In only 10 years, 50 billion dollars grew three times times, to 176 billion dollars. After that, technology companies entered a fast-growing period, growing at an average rate of 140% a year in the 1990–2000 decade, with technology companies averaging $8 trillion trillion in global market capitalisation in 2000.
At its peak, IT companies account for more than One-fourth of the world's total assets. But in the three years after 2000 years, technology companies have been evaporating their market capitalisation, shrinking by 63%, to $3 trillion trillion. Today, the situation has stabilized, with the global market value of technology companies being 7 trillion, accounting for 14.7% of global assets.