India's income tax authorities are sending a tax notice to half a million bitcoin users who are trading in encrypted currencies. 1. The accounting income is based on the actual economic business of the enterprise, and the sales revenue obtained from selling products or providing services is deducted from the cost of actual sales revenue. These economic businesses include both external and internal transactions. Business activities with the outside world transfer the assets or liabilities of an enterprise, since it is usually a direct monetary income, so its measurement is generally accurate. The use or transfer of assets within an enterprise, as a result of a non-direct monetary balance, is usually not accurate. According to traditional accounting views, changes in market prices or expected prices are not included in the transfer of internal assets. When a transaction occurs, the price of an old asset is usually transferred to the new asset, which is the measurement of the proceeds of the transaction. The transaction method automatically deduces the process of determining income during sales or trading, as well as the cost transfer practice in accounting. Famous British economist hicks and others argue that the above theory did not consider the factor of income, and therefore unable to determine the level of interest rates, in 1937, and puts forward the is-lm model on the basis of general equilibrium theory. It establishes a theory of interest rates and income at the same time that the four factors of savings and investment, money supply and monetary demand interact. “Our entry for this award is a thank you to them for their vision and willingness to do things differently. It’s also a thank you to BEIS for the courage and far-sightedness they have shown in working constructively with industry to fit their approach to the needs and circumstances of UK manufacturing.” Consciously develop diverse and representative cultures Founded in 2006, Fenster is one of the West Country’s leading aluminium suppliers. In addition to offering the full range of products from Smarts, the company also manufactures Üni_Slide, an ultra-slim aluminium sliding door, equally suited to commercial and residential applications.