Analýza cenových bublin na investičních trzích

The theme of the diploma thesis is the issue of price bubbles in the investment markets. Due toa significant impact on the whole system, driven by internationalization trend, price bubbleshave become a focal point for many politicians, journalists and frequent subjects of economicresearch. The aim is to clarify the concept of price or speculation bubble. Based on approachesof selected economists to the issue of price bubbles, the author will try to clarify the conceptitself, the possible causes of its creation and subsequent rupture, as well as the impact on theeconomic system and selected possibilities of its identification on the asset markets. In thepractical part author aims to empirically prove the existence of a technological price bubble ona sample of companies from the index S&P 500 using cluster analysis K-means in program R.