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5228Box Spread Implied Rate 3Consider a box spread built from strikes 80 and 95: long call(80) at 14, short call(95) at 6, long put(95) at 10.1, and short put(80) at 4.5. For maturity T=1.5, what is the net cost today and the implied annualized lending rate under annual compounding?金融与交易困难数值题未尝试面试订阅5229Box Spread Implied Rate 4Consider a box spread built from strikes 110 and 120: long call(110) at 10.5, short call(120) at 4.2, long put(120) at 6.2, and short put(110) at 3. For maturity T=1, what is the net cost today and the implied annualized lending rate under annual compounding?金融与交易困难数值题未尝试面试订阅5230Box Spread Implied Rate 5Consider a box spread built from strikes 95 and 105: long call(95) at 9.8, short call(105) at 4.1, long put(105) at 5.9, and short put(95) at 2.2. For maturity T=0.75, what is the net cost today and the implied annualized lending rate under annual compounding?金融与交易困难数值题未尝试面试订阅5231Zero Implied Dividend CaseA stock is at 100, a call is worth 11, a put is worth 5, and the discounted strike is 94. What present value of dividends is implied?金融与交易中等数值题未尝试面试订阅5232Fair Price of a Box SpreadA 1-year box spread uses strikes 100 and 110. If the 1-year discount factor is 0.95, what is the fair box price today?金融与交易中等数值题未尝试面试订阅5233Financing Rate Implied by a Box PriceA 1-year box spread with strike difference 12 trades today for 11.4. What simple annual financing rate is implied by that box price?金融与交易中等数值题未尝试面试订阅5234Synthetic Bond Value From Stock and OptionsA stock is at 103, a matching put is worth 6, and the matching call is worth 13. What is the present value of the synthetic bond S + P - C implied by parity?金融与交易中等数值题未尝试面试订阅5235Missing Put With Dividend AdjustmentA stock is at 110, a call is worth 12, the discounted strike is 98, and the present value of dividends is 4. What put price is consistent with parity?金融与交易中等数值题未尝试面试订阅5236Why European MattersWhy does the clean put-call parity identity rely on European exercise rather than American exercise?金融与交易困难essay未尝试面试订阅5237Why Synthetic Positions MatterWhy do traders care that an option strip can synthesize stock or forwards?金融与交易困难essay未尝试面试订阅5238Why Box Is A LoanWhy is a box spread often described as an options-based loan or deposit?金融与交易困难essay未尝试面试订阅5239Why Borrow Limits MatterWhy can real-world short-sale or funding frictions prevent obvious parity arbitrage from being fully exploited?金融与交易困难essay未尝试面试订阅5240Why Parity Is Still UsefulIf markets have frictions, why is put-call parity still one of the first checks traders run?金融与交易困难essay未尝试面试订阅5241European Call Bounds 1For a non-dividend-paying stock with spot 100, strike 95, annual rate 0.05, and maturity T=1, what are the basic no-arbitrage lower and upper bounds for a European call?金融与交易简单数值题未尝试面试订阅5242European Call Bounds 2For a non-dividend-paying stock with spot 90, strike 100, annual rate 0.04, and maturity T=0.5, what are the basic no-arbitrage lower and upper bounds for a European call?金融与交易简单数值题未尝试面试订阅5246European Put Bounds 1For spot 100, strike 95, annual rate 0.05, and maturity T=1, what are the basic no-arbitrage lower and upper bounds for a European put?金融与交易简单数值题未尝试面试订阅5247European Put Bounds 2For spot 90, strike 100, annual rate 0.04, and maturity T=0.5, what are the basic no-arbitrage lower and upper bounds for a European put?金融与交易简单数值题未尝试面试订阅5251Vertical Spread Bound Check 1Calls with strikes 95 and 105>95 are priced at 4.8 and 1.6. With annual rate 0.05 and maturity T=1, is the bull call spread price C(K1)-C(K2) inside its no-arbitrage bounds? Also report the bound interval.金融与交易中等数值题未尝试面试订阅5252Vertical Spread Bound Check 2Calls with strikes 100 and 110>100 are priced at 5.4 and 2.1. With annual rate 0.04 and maturity T=0.5, is the bull call spread price C(K1)-C(K2) inside its no-arbitrage bounds? Also report the bound interval.金融与交易中等数值题未尝试面试订阅5253Vertical Spread Bound Check 3Calls with strikes 80 and 90>80 are priced at 4 and 1.3. With annual rate 0.03 and maturity T=1.5, is the bull call spread price C(K1)-C(K2) inside its no-arbitrage bounds? Also report the bound interval.金融与交易中等数值题未尝试面试订阅