You pay a flat rate of Class 2 National Insurance contributions regardless of how profitable your business is (though low-earning businesses can be exempted altogether). You also pay Class 4 National Insurance contributions calculated as a percentage of your annual profits above a basic threshold.National Insurance contributions are calculated and collected as part of your self-assessment tax return.ou pay a flat rate of Class 2 National Insurance contributions regardless of how profitable your business is (though low-earning businesses can be exempted altogether). You also pay Class 4 National Insurance contributions calculated as a percentage of your annual profits above a basic threshold.
Purchase price: Tesla Model S and Model X. Base prices for the 2017 Tesla Model S sedan range from $68,000 to $134,500, depending on package; the 2017 Model X crossover ranges from $88,800 to $138,800. Further upgrades are available (more on that below).
The iPhone X is estimated to cost $357.50 to make. Ãscar GutiÃ©rrez/CNET While the iPhone X is expensive to buy, it's also expensive to make -- but maybe not as expensive as you'd think. The iPhone X's parts add up to about $357.50, according to TechInsights (via Reuters). That converts to about Â£270 or AU$470. To arrive at this estimate, TechInsights tore down an iPhone X and tallied up component costs.