ducks unlimited non profit organization For those who have already dabbled in this field, their confidence in the future of the blockchain has been validated and consolidated through a huge crowdfunding fund. So far, about $3.6 billion has been raised based on the etheric block chain, which makes it a "killer app" for the platform. Just as it's done traditionally, you are able to prepare printed Christmas lyrics sheets and hand them in the market to you and your guests. Then you are able to all go close to the piano to sing the songs individually. That is, obviously, if you have a piano. If not, then it is possible to undertake it inside most convenient and modern way, via your computer and PowerPoint. All you have to do is to download Christmas music online, specifically those karaoke audio files, and listen to it. With great stereo sounds along with a handful of microphones, you and your guests will certainly enjoy Christmas Eve. (3) monetary benefits -- increase the monetary value of assets. There are both measurable and unquantifiable benefits in these three different forms of income. Among them: mental income is too strong to measure, monetary gain is easy to measure because of the static concept of value change. Economists, therefore, focus only on actual earnings. According to this model, the interest rate decision depends on the supply of savings and investment needs, money supply, money demand, four factors, cause a change in the saving investment, money supply and demand factors will affect the level of interest rates. This theory is characterized by general equilibrium analysis.