This dissertation draws on the logic of start-up financing as a two-sided matching model and aims at shedding further light on start-up financing by analyzing both sides of this two-sided matching model. On the one hand, start-ups are able to select their investors. In this regard, this dissertation provides insights into the effects of different ... types of equity investors and start-ups' survival chances. On the other hand, equity investors can select their investees. In this regard, I reveal how start-ups can attract venture capital investments and increase their fundraising success through an Initial Coin Offering. Overall, this dissertation provides clearer guidance for start-ups in terms of which specific types of investors to pursue and the means of attracting them. This knowledge can help start-ups to survive and become more successful in the long term, which is beneficial for the society.