Every answer and its explanation appears here once you have finished the path. Each one then links to the matching glossary entry, where the concept is set out in full with its worked example.
1. A fifteen percent coinsurer pays what, and how does that differ from a layer?
Fifteen percent of EVERY EURO, from the first to the last: coinsurance shares horizontally, several insurers each taking a percentage of the same cover on the same terms across its whole extent, whereas a tower stacks layers that trigger one after another
This difference looks obvious and it decides who speaks at claim time: in a tower the upper layer is only concerned above an attachment point and can ignore a mid-sized loss; in coinsurance all six are concerned from the first euro and must therefore all agree on the characterization. The answer having the leader pass the share back describes a cash flow and misses the legal point: each coinsurer is bound DIRECTLY to the insured for its share, which is precisely what saves the insured when one of them refuses.
Glossary entry · tour-assurance2. The leader negotiates, issues, collects, receives notifications and handles claims. What does that economy presuppose?
That each coinsurer stays bound FOR ITS SHARE ONLY, by a contract binding it to the insured and not to the others: there is no solidarity, there is an addition of separate undertakings a common mandate makes look like one
The economy is considerable, an insured deals with one counterpart instead of six and the six work up the file once, and that convenience masks the structure. The solidarity answer is what the appearance of a single policy produces, and it is wrong both ways: it reassures wrongly before the loss and wrongly suggests one follower's refusal blocks everything. The one having followers waive all examination anticipates the next question and gives the follow clause its widest form, which is only one of three.
Glossary entry · delegation-souscription3. Why does a follower contest, and what does the intermediate clause allow it?
Because INCENTIVES differ: a leader carrying forty percent and holding a relationship with the broker may prefer a generous settlement of which it bears forty percent and passes sixty to the others; the follower does not contest the facts, it contests that the decision was taken in the common interest, and that is what the good faith and market practice proviso allows
It is almost never bad faith, and understanding that changes how the file is run: you do not answer a common-interest argument with an accusation of disloyalty. The answer invoking discovery at settlement describes exactly what the mandate organizes and the follower accepted, hence not a grievance. The one reopening consent through a change of line deserves attention because it touches a real point of the worked case, but the other way round: the change of line is what gives the follower an INTEREST in the date, not a new right.
Glossary entry · bonne-foi4. Why is this tension sharper on political risk than on other risks?
Because CHARACTERIZATION IS A JUDGMENT: deciding that a series of measures amounts to creeping expropriation, and dating it to one day rather than another, is not an observation but an appraisal, on which the policy year and sometimes the very existence of the cover depend; a follower can accept every fact and refuse the characterization
It is an intellectually tenable position no technical expertise will settle, which is why disputes between coinsurers are commoner here than on risks where the loss IS OBSERVED: a fire has a date, a loss of control does not. The amounts answer describes a consequence, large risks calling for coinsurance, and not the cause of the disagreement. The one bringing in the state picks the wrong party: it is not to the contract and its contestation, where it exists, bears on the substantive law and not on which policy year a loss attaches to.
Glossary entry · expropriation-nationalisation5. Worked case: a 195 million settlement, the eight percent follower refuses. Where does the insured stand, and what must it do first?
It is not blocked: the 92 percent of the other four, about 179 million, are due regardless of the fifth's refusal, and they must be COLLECTED AT ONCE and said so in writing, so that time stops working against the insured; the dispute is about 15.6 million and not 195
This is what the insured always wrongly believes in this situation, and the rescaling changes how the file is run: many give way on the principle to avoid the cost of litigating against one insurer while negotiating with the others, and that is exactly what a follower contesting without conviction hopes for. Two steps follow: assemble the dating file with the leader, which serves both and neither can produce alone, and check with the PLACING BROKER whether that follower had lodged an individual reservation, information that does not circulate by itself.
Glossary entry · souscription